Commit | Line | Data |
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50d16976 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
50d16976 | 4 | #include <errno.h> |
8393ca93 | 5 | #include <poll.h> |
50d16976 JA |
6 | #include <sys/types.h> |
7 | #include <sys/wait.h> | |
d05c4a03 | 8 | #include <sys/socket.h> |
87aa8f19 JA |
9 | #include <sys/stat.h> |
10 | #include <sys/un.h> | |
1f51bba9 | 11 | #include <sys/uio.h> |
50d16976 JA |
12 | #include <netinet/in.h> |
13 | #include <arpa/inet.h> | |
14 | #include <netdb.h> | |
e46d8091 | 15 | #include <syslog.h> |
9e22ecb0 | 16 | #include <signal.h> |
3989b143 | 17 | #ifdef CONFIG_ZLIB |
1b42725f | 18 | #include <zlib.h> |
3989b143 | 19 | #endif |
50d16976 JA |
20 | |
21 | #include "fio.h" | |
296ab20a | 22 | #include "options.h" |
132159a5 | 23 | #include "server.h" |
fcee5ff6 | 24 | #include "crc/crc16.h" |
c7c6cb4c | 25 | #include "lib/ieee754.h" |
3d2d14bc | 26 | #include "verify-state.h" |
ca09be4b | 27 | #include "smalloc.h" |
89cf1480 | 28 | |
5adc2447 | 29 | int fio_net_port = FIO_NET_PORT; |
50d16976 | 30 | |
f1867a7f | 31 | bool exit_backend = false; |
009b1be4 | 32 | |
f77d4b73 JA |
33 | enum { |
34 | SK_F_FREE = 1, | |
35 | SK_F_COPY = 2, | |
36 | SK_F_SIMPLE = 4, | |
02594e37 | 37 | SK_F_VEC = 8, |
bead01d7 | 38 | SK_F_INLINE = 16, |
f77d4b73 JA |
39 | }; |
40 | ||
41 | struct sk_entry { | |
4d27d429 JA |
42 | struct flist_head list; /* link on sk_out->list */ |
43 | int flags; /* SK_F_* */ | |
44 | int opcode; /* Actual command fields */ | |
f77d4b73 JA |
45 | void *buf; |
46 | off_t size; | |
28c7bcdf | 47 | uint64_t tag; |
4d27d429 | 48 | struct flist_head next; /* Other sk_entry's, if linked command */ |
f77d4b73 JA |
49 | }; |
50 | ||
87aa8f19 JA |
51 | static char *fio_server_arg; |
52 | static char *bind_sock; | |
53 | static struct sockaddr_in saddr_in; | |
811826be | 54 | static struct sockaddr_in6 saddr_in6; |
811826be | 55 | static int use_ipv6; |
3989b143 JA |
56 | #ifdef CONFIG_ZLIB |
57 | static unsigned int has_zlib = 1; | |
58 | #else | |
59 | static unsigned int has_zlib = 0; | |
60 | #endif | |
61 | static unsigned int use_zlib; | |
ca09be4b | 62 | static char me[128]; |
37db14fe | 63 | |
f77d4b73 JA |
64 | static pthread_key_t sk_out_key; |
65 | ||
f8fef4c6 | 66 | #ifdef WIN32 |
67 | static char *fio_server_pipe_name = NULL; | |
68 | static HANDLE hjob = INVALID_HANDLE_VALUE; | |
69 | struct ffi_element { | |
70 | union { | |
71 | pthread_t thread; | |
72 | HANDLE hProcess; | |
73 | }; | |
74 | bool is_thread; | |
75 | }; | |
76 | #endif | |
77 | ||
122c7725 JA |
78 | struct fio_fork_item { |
79 | struct flist_head list; | |
80 | int exitval; | |
81 | int signal; | |
82 | int exited; | |
f8fef4c6 | 83 | #ifdef WIN32 |
84 | struct ffi_element element; | |
85 | #else | |
122c7725 | 86 | pid_t pid; |
f8fef4c6 | 87 | #endif |
122c7725 JA |
88 | }; |
89 | ||
ca09be4b | 90 | struct cmd_reply { |
971caeb1 | 91 | struct fio_sem lock; |
ca09be4b JA |
92 | void *data; |
93 | size_t size; | |
94 | int error; | |
95 | }; | |
96 | ||
89c1707c JA |
97 | static const char *fio_server_ops[FIO_NET_CMD_NR] = { |
98 | "", | |
99 | "QUIT", | |
100 | "EXIT", | |
101 | "JOB", | |
102 | "JOBLINE", | |
103 | "TEXT", | |
104 | "TS", | |
105 | "GS", | |
106 | "SEND_ETA", | |
107 | "ETA", | |
108 | "PROBE", | |
109 | "START", | |
d09a64a0 JA |
110 | "STOP", |
111 | "DISK_UTIL", | |
b9d2f30a | 112 | "SERVER_START", |
807f9971 | 113 | "ADD_JOB", |
ca09be4b JA |
114 | "RUN", |
115 | "IOLOG", | |
116 | "UPDATE_JOB", | |
117 | "LOAD_FILE", | |
118 | "VTRIGGER", | |
119 | "SENDFILE", | |
9d9937b5 | 120 | "JOB_OPT", |
89c1707c JA |
121 | }; |
122 | ||
f77d4b73 JA |
123 | static void sk_lock(struct sk_out *sk_out) |
124 | { | |
971caeb1 | 125 | fio_sem_down(&sk_out->lock); |
f77d4b73 JA |
126 | } |
127 | ||
128 | static void sk_unlock(struct sk_out *sk_out) | |
129 | { | |
971caeb1 | 130 | fio_sem_up(&sk_out->lock); |
f77d4b73 JA |
131 | } |
132 | ||
24660963 JA |
133 | void sk_out_assign(struct sk_out *sk_out) |
134 | { | |
135 | if (!sk_out) | |
136 | return; | |
137 | ||
138 | sk_lock(sk_out); | |
139 | sk_out->refs++; | |
140 | sk_unlock(sk_out); | |
141 | pthread_setspecific(sk_out_key, sk_out); | |
142 | } | |
143 | ||
bce503fc | 144 | static void sk_out_free(struct sk_out *sk_out) |
24660963 | 145 | { |
971caeb1 BVA |
146 | __fio_sem_remove(&sk_out->lock); |
147 | __fio_sem_remove(&sk_out->wait); | |
148 | __fio_sem_remove(&sk_out->xmit); | |
24660963 JA |
149 | sfree(sk_out); |
150 | } | |
151 | ||
bce503fc | 152 | static int __sk_out_drop(struct sk_out *sk_out) |
24660963 | 153 | { |
24660963 JA |
154 | if (sk_out) { |
155 | int refs; | |
156 | ||
157 | sk_lock(sk_out); | |
c0d3245a | 158 | assert(sk_out->refs != 0); |
24660963 JA |
159 | refs = --sk_out->refs; |
160 | sk_unlock(sk_out); | |
161 | ||
bce503fc JA |
162 | if (!refs) { |
163 | sk_out_free(sk_out); | |
c0d3245a | 164 | pthread_setspecific(sk_out_key, NULL); |
bce503fc JA |
165 | return 0; |
166 | } | |
167 | } | |
168 | ||
169 | return 1; | |
170 | } | |
171 | ||
172 | void sk_out_drop(void) | |
173 | { | |
174 | struct sk_out *sk_out; | |
24660963 | 175 | |
bce503fc | 176 | sk_out = pthread_getspecific(sk_out_key); |
c0d3245a | 177 | __sk_out_drop(sk_out); |
24660963 JA |
178 | } |
179 | ||
9d2c74d7 JA |
180 | static void __fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
181 | uint32_t pdu_len, uint64_t tag) | |
182 | { | |
183 | memset(cmd, 0, sizeof(*cmd)); | |
184 | ||
185 | cmd->version = __cpu_to_le16(FIO_SERVER_VER); | |
186 | cmd->opcode = cpu_to_le16(opcode); | |
187 | cmd->tag = cpu_to_le64(tag); | |
188 | cmd->pdu_len = cpu_to_le32(pdu_len); | |
189 | } | |
190 | ||
191 | ||
192 | static void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, | |
193 | const void *pdu, uint32_t pdu_len, uint64_t tag) | |
194 | { | |
195 | __fio_init_net_cmd(cmd, opcode, pdu_len, tag); | |
196 | ||
197 | if (pdu) | |
198 | memcpy(&cmd->payload, pdu, pdu_len); | |
199 | } | |
200 | ||
89c1707c JA |
201 | const char *fio_server_op(unsigned int op) |
202 | { | |
203 | static char buf[32]; | |
204 | ||
205 | if (op < FIO_NET_CMD_NR) | |
206 | return fio_server_ops[op]; | |
207 | ||
208 | sprintf(buf, "UNKNOWN/%d", op); | |
209 | return buf; | |
210 | } | |
211 | ||
5235f626 | 212 | static ssize_t iov_total_len(const struct iovec *iov, int count) |
132159a5 | 213 | { |
5235f626 | 214 | ssize_t ret = 0; |
794d69ca | 215 | |
5235f626 JA |
216 | while (count--) { |
217 | ret += iov->iov_len; | |
218 | iov++; | |
219 | } | |
220 | ||
221 | return ret; | |
222 | } | |
132159a5 | 223 | |
5235f626 JA |
224 | static int fio_sendv_data(int sk, struct iovec *iov, int count) |
225 | { | |
226 | ssize_t total_len = iov_total_len(iov, count); | |
227 | ssize_t ret; | |
228 | ||
229 | do { | |
230 | ret = writev(sk, iov, count); | |
132159a5 | 231 | if (ret > 0) { |
5235f626 JA |
232 | total_len -= ret; |
233 | if (!total_len) | |
132159a5 | 234 | break; |
5235f626 JA |
235 | |
236 | while (ret) { | |
237 | if (ret >= iov->iov_len) { | |
238 | ret -= iov->iov_len; | |
239 | iov++; | |
240 | continue; | |
241 | } | |
242 | iov->iov_base += ret; | |
243 | iov->iov_len -= ret; | |
244 | ret = 0; | |
245 | } | |
132159a5 JA |
246 | } else if (!ret) |
247 | break; | |
248 | else if (errno == EAGAIN || errno == EINTR) | |
249 | continue; | |
7b821684 JA |
250 | else |
251 | break; | |
132159a5 JA |
252 | } while (!exit_backend); |
253 | ||
5235f626 | 254 | if (!total_len) |
132159a5 JA |
255 | return 0; |
256 | ||
257 | return 1; | |
258 | } | |
259 | ||
9d2c74d7 | 260 | static int fio_send_data(int sk, const void *p, unsigned int len) |
5235f626 JA |
261 | { |
262 | struct iovec iov = { .iov_base = (void *) p, .iov_len = len }; | |
263 | ||
264 | assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_FRAGMENT_PDU); | |
265 | ||
266 | return fio_sendv_data(sk, &iov, 1); | |
267 | } | |
268 | ||
4fd07b23 | 269 | bool fio_server_poll_fd(int fd, short events, int timeout) { |
270 | struct pollfd pfd = { | |
271 | .fd = fd, | |
272 | .events = events, | |
273 | }; | |
274 | int ret; | |
275 | ||
276 | ret = poll(&pfd, 1, timeout); | |
277 | if (ret < 0) { | |
278 | if (errno == EINTR) | |
279 | return false; | |
280 | log_err("fio: poll: %s\n", strerror(errno)); | |
281 | return false; | |
282 | } else if (!ret) { | |
283 | return false; | |
284 | } | |
285 | if (pfd.revents & events) | |
286 | return true; | |
287 | return false; | |
288 | } | |
289 | ||
0f836f39 | 290 | static int fio_recv_data(int sk, void *buf, unsigned int len, bool wait) |
132159a5 | 291 | { |
54e62ad4 | 292 | int flags; |
0f836f39 | 293 | char *p = buf; |
54e62ad4 JA |
294 | |
295 | if (wait) | |
296 | flags = MSG_WAITALL; | |
297 | else | |
bf67f422 | 298 | flags = OS_MSG_DONTWAIT; |
54e62ad4 | 299 | |
132159a5 | 300 | do { |
54e62ad4 | 301 | int ret = recv(sk, p, len, flags); |
132159a5 JA |
302 | |
303 | if (ret > 0) { | |
304 | len -= ret; | |
305 | if (!len) | |
306 | break; | |
307 | p += ret; | |
308 | continue; | |
309 | } else if (!ret) | |
310 | break; | |
54e62ad4 JA |
311 | else if (errno == EAGAIN || errno == EINTR) { |
312 | if (wait) | |
313 | continue; | |
314 | break; | |
315 | } else | |
7b821684 | 316 | break; |
132159a5 JA |
317 | } while (!exit_backend); |
318 | ||
319 | if (!len) | |
320 | return 0; | |
321 | ||
322 | return -1; | |
323 | } | |
324 | ||
325 | static int verify_convert_cmd(struct fio_net_cmd *cmd) | |
326 | { | |
fcee5ff6 | 327 | uint16_t crc; |
132159a5 | 328 | |
fcee5ff6 JA |
329 | cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); |
330 | cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); | |
132159a5 | 331 | |
25dfa848 | 332 | crc = fio_crc16(cmd, FIO_NET_CMD_CRC_SZ); |
fcee5ff6 | 333 | if (crc != cmd->cmd_crc16) { |
132159a5 | 334 | log_err("fio: server bad crc on command (got %x, wanted %x)\n", |
fcee5ff6 | 335 | cmd->cmd_crc16, crc); |
b2ef2748 JA |
336 | fprintf(f_err, "fio: server bad crc on command (got %x, wanted %x)\n", |
337 | cmd->cmd_crc16, crc); | |
132159a5 JA |
338 | return 1; |
339 | } | |
340 | ||
341 | cmd->version = le16_to_cpu(cmd->version); | |
342 | cmd->opcode = le16_to_cpu(cmd->opcode); | |
343 | cmd->flags = le32_to_cpu(cmd->flags); | |
af9c9fb3 | 344 | cmd->tag = le64_to_cpu(cmd->tag); |
132159a5 JA |
345 | cmd->pdu_len = le32_to_cpu(cmd->pdu_len); |
346 | ||
347 | switch (cmd->version) { | |
fa2ea806 | 348 | case FIO_SERVER_VER: |
132159a5 JA |
349 | break; |
350 | default: | |
351 | log_err("fio: bad server cmd version %d\n", cmd->version); | |
b2ef2748 JA |
352 | fprintf(f_err, "fio: client/server version mismatch (%d != %d)\n", |
353 | cmd->version, FIO_SERVER_VER); | |
132159a5 JA |
354 | return 1; |
355 | } | |
356 | ||
7c922795 JA |
357 | if (cmd->pdu_len > FIO_SERVER_MAX_FRAGMENT_PDU) { |
358 | log_err("fio: command payload too large: %u\n", cmd->pdu_len); | |
359 | return 1; | |
360 | } | |
361 | ||
132159a5 JA |
362 | return 0; |
363 | } | |
364 | ||
a64e88da JA |
365 | /* |
366 | * Read (and defragment, if necessary) incoming commands | |
367 | */ | |
54e62ad4 | 368 | struct fio_net_cmd *fio_net_recv_cmd(int sk, bool wait) |
132159a5 | 369 | { |
dfbf1f6f | 370 | struct fio_net_cmd cmd, *tmp, *cmdret = NULL; |
a64e88da | 371 | size_t cmd_size = 0, pdu_offset = 0; |
fcee5ff6 | 372 | uint16_t crc; |
a64e88da JA |
373 | int ret, first = 1; |
374 | void *pdu = NULL; | |
132159a5 | 375 | |
a64e88da | 376 | do { |
54e62ad4 | 377 | ret = fio_recv_data(sk, &cmd, sizeof(cmd), wait); |
a64e88da JA |
378 | if (ret) |
379 | break; | |
132159a5 | 380 | |
a64e88da JA |
381 | /* We have a command, verify it and swap if need be */ |
382 | ret = verify_convert_cmd(&cmd); | |
383 | if (ret) | |
384 | break; | |
132159a5 | 385 | |
0b8f30a5 JA |
386 | if (first) { |
387 | /* if this is text, add room for \0 at the end */ | |
388 | cmd_size = sizeof(cmd) + cmd.pdu_len + 1; | |
389 | assert(!cmdret); | |
390 | } else | |
a64e88da | 391 | cmd_size += cmd.pdu_len; |
132159a5 | 392 | |
dfbf1f6f JA |
393 | if (cmd_size / 1024 > FIO_SERVER_MAX_CMD_MB * 1024) { |
394 | log_err("fio: cmd+pdu too large (%llu)\n", (unsigned long long) cmd_size); | |
395 | ret = 1; | |
396 | break; | |
397 | } | |
398 | ||
399 | tmp = realloc(cmdret, cmd_size); | |
400 | if (!tmp) { | |
401 | log_err("fio: server failed allocating cmd\n"); | |
402 | ret = 1; | |
403 | break; | |
404 | } | |
405 | cmdret = tmp; | |
132159a5 | 406 | |
a64e88da JA |
407 | if (first) |
408 | memcpy(cmdret, &cmd, sizeof(cmd)); | |
67f15dcf JA |
409 | else if (cmdret->opcode != cmd.opcode) { |
410 | log_err("fio: fragment opcode mismatch (%d != %d)\n", | |
411 | cmdret->opcode, cmd.opcode); | |
412 | ret = 1; | |
413 | break; | |
414 | } | |
a64e88da JA |
415 | |
416 | if (!cmd.pdu_len) | |
417 | break; | |
418 | ||
419 | /* There's payload, get it */ | |
0f836f39 | 420 | pdu = (char *) cmdret->payload + pdu_offset; |
54e62ad4 | 421 | ret = fio_recv_data(sk, pdu, cmd.pdu_len, wait); |
a64e88da JA |
422 | if (ret) |
423 | break; | |
424 | ||
425 | /* Verify payload crc */ | |
25dfa848 | 426 | crc = fio_crc16(pdu, cmd.pdu_len); |
a64e88da JA |
427 | if (crc != cmd.pdu_crc16) { |
428 | log_err("fio: server bad crc on payload "); | |
429 | log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); | |
430 | ret = 1; | |
431 | break; | |
432 | } | |
433 | ||
434 | pdu_offset += cmd.pdu_len; | |
817f06bb JA |
435 | if (!first) |
436 | cmdret->pdu_len += cmd.pdu_len; | |
a64e88da JA |
437 | first = 0; |
438 | } while (cmd.flags & FIO_NET_CMD_F_MORE); | |
132159a5 | 439 | |
a64e88da JA |
440 | if (ret) { |
441 | free(cmdret); | |
442 | cmdret = NULL; | |
0b8f30a5 JA |
443 | } else if (cmdret) { |
444 | /* zero-terminate text input */ | |
084d1c6f JA |
445 | if (cmdret->pdu_len) { |
446 | if (cmdret->opcode == FIO_NET_CMD_TEXT) { | |
8a1db9a1 JA |
447 | struct cmd_text_pdu *__pdu = (struct cmd_text_pdu *) cmdret->payload; |
448 | char *buf = (char *) __pdu->buf; | |
fb2bec15 | 449 | int len = le32_to_cpu(__pdu->buf_len); |
0b8f30a5 | 450 | |
fb2bec15 | 451 | buf[len] = '\0'; |
084d1c6f | 452 | } else if (cmdret->opcode == FIO_NET_CMD_JOB) { |
8a1db9a1 JA |
453 | struct cmd_job_pdu *__pdu = (struct cmd_job_pdu *) cmdret->payload; |
454 | char *buf = (char *) __pdu->buf; | |
455 | int len = le32_to_cpu(__pdu->buf_len); | |
084d1c6f | 456 | |
46bcd498 | 457 | buf[len] = '\0'; |
084d1c6f | 458 | } |
0b8f30a5 | 459 | } |
084d1c6f | 460 | |
0b8f30a5 | 461 | /* frag flag is internal */ |
a64e88da | 462 | cmdret->flags &= ~FIO_NET_CMD_F_MORE; |
0b8f30a5 | 463 | } |
a64e88da JA |
464 | |
465 | return cmdret; | |
132159a5 JA |
466 | } |
467 | ||
40c60516 JA |
468 | static void add_reply(uint64_t tag, struct flist_head *list) |
469 | { | |
a572bbfb | 470 | struct fio_net_cmd_reply *reply; |
40c60516 | 471 | |
a572bbfb | 472 | reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; |
40c60516 JA |
473 | flist_add_tail(&reply->list, list); |
474 | } | |
475 | ||
476 | static uint64_t alloc_reply(uint64_t tag, uint16_t opcode) | |
477 | { | |
478 | struct fio_net_cmd_reply *reply; | |
479 | ||
480 | reply = calloc(1, sizeof(*reply)); | |
481 | INIT_FLIST_HEAD(&reply->list); | |
8b6a404c | 482 | fio_gettime(&reply->ts, NULL); |
40c60516 JA |
483 | reply->saved_tag = tag; |
484 | reply->opcode = opcode; | |
485 | ||
486 | return (uintptr_t) reply; | |
487 | } | |
488 | ||
489 | static void free_reply(uint64_t tag) | |
490 | { | |
a572bbfb | 491 | struct fio_net_cmd_reply *reply; |
40c60516 | 492 | |
a572bbfb | 493 | reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; |
40c60516 JA |
494 | free(reply); |
495 | } | |
496 | ||
9d2c74d7 | 497 | static void fio_net_cmd_crc_pdu(struct fio_net_cmd *cmd, const void *pdu) |
132159a5 JA |
498 | { |
499 | uint32_t pdu_len; | |
500 | ||
25dfa848 | 501 | cmd->cmd_crc16 = __cpu_to_le16(fio_crc16(cmd, FIO_NET_CMD_CRC_SZ)); |
132159a5 JA |
502 | |
503 | pdu_len = le32_to_cpu(cmd->pdu_len); | |
1b42725f JA |
504 | cmd->pdu_crc16 = __cpu_to_le16(fio_crc16(pdu, pdu_len)); |
505 | } | |
506 | ||
9d2c74d7 | 507 | static void fio_net_cmd_crc(struct fio_net_cmd *cmd) |
1b42725f JA |
508 | { |
509 | fio_net_cmd_crc_pdu(cmd, cmd->payload); | |
132159a5 JA |
510 | } |
511 | ||
af9c9fb3 | 512 | int fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size, |
40c60516 | 513 | uint64_t *tagptr, struct flist_head *list) |
794d69ca | 514 | { |
7f868316 JA |
515 | struct fio_net_cmd *cmd = NULL; |
516 | size_t this_len, cur_len = 0; | |
40c60516 | 517 | uint64_t tag; |
794d69ca JA |
518 | int ret; |
519 | ||
40c60516 JA |
520 | if (list) { |
521 | assert(tagptr); | |
522 | tag = *tagptr = alloc_reply(*tagptr, opcode); | |
523 | } else | |
524 | tag = tagptr ? *tagptr : 0; | |
525 | ||
794d69ca JA |
526 | do { |
527 | this_len = size; | |
b9d2f30a JA |
528 | if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) |
529 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU; | |
794d69ca | 530 | |
7f868316 JA |
531 | if (!cmd || cur_len < sizeof(*cmd) + this_len) { |
532 | if (cmd) | |
533 | free(cmd); | |
534 | ||
535 | cur_len = sizeof(*cmd) + this_len; | |
536 | cmd = malloc(cur_len); | |
537 | } | |
794d69ca | 538 | |
af9c9fb3 | 539 | fio_init_net_cmd(cmd, opcode, buf, this_len, tag); |
794d69ca JA |
540 | |
541 | if (this_len < size) | |
ddcc0b69 | 542 | cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); |
794d69ca JA |
543 | |
544 | fio_net_cmd_crc(cmd); | |
545 | ||
546 | ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); | |
794d69ca JA |
547 | size -= this_len; |
548 | buf += this_len; | |
549 | } while (!ret && size); | |
550 | ||
40c60516 JA |
551 | if (list) { |
552 | if (ret) | |
553 | free_reply(tag); | |
554 | else | |
555 | add_reply(tag, list); | |
556 | } | |
557 | ||
7f868316 JA |
558 | if (cmd) |
559 | free(cmd); | |
560 | ||
794d69ca JA |
561 | return ret; |
562 | } | |
563 | ||
0cba0f91 JA |
564 | static struct sk_entry *fio_net_prep_cmd(uint16_t opcode, void *buf, |
565 | size_t size, uint64_t *tagptr, | |
566 | int flags) | |
f77d4b73 | 567 | { |
f77d4b73 JA |
568 | struct sk_entry *entry; |
569 | ||
570 | entry = smalloc(sizeof(*entry)); | |
e3500d99 JA |
571 | if (!entry) |
572 | return NULL; | |
573 | ||
02594e37 | 574 | INIT_FLIST_HEAD(&entry->next); |
f77d4b73 JA |
575 | entry->opcode = opcode; |
576 | if (flags & SK_F_COPY) { | |
577 | entry->buf = smalloc(size); | |
578 | memcpy(entry->buf, buf, size); | |
579 | } else | |
580 | entry->buf = buf; | |
bead01d7 | 581 | |
f77d4b73 | 582 | entry->size = size; |
28c7bcdf JA |
583 | if (tagptr) |
584 | entry->tag = *tagptr; | |
585 | else | |
586 | entry->tag = 0; | |
f77d4b73 | 587 | entry->flags = flags; |
02594e37 JA |
588 | return entry; |
589 | } | |
590 | ||
bead01d7 JA |
591 | static int handle_sk_entry(struct sk_out *sk_out, struct sk_entry *entry); |
592 | ||
02594e37 JA |
593 | static void fio_net_queue_entry(struct sk_entry *entry) |
594 | { | |
595 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); | |
596 | ||
bead01d7 JA |
597 | if (entry->flags & SK_F_INLINE) |
598 | handle_sk_entry(sk_out, entry); | |
599 | else { | |
600 | sk_lock(sk_out); | |
601 | flist_add_tail(&entry->list, &sk_out->list); | |
602 | sk_unlock(sk_out); | |
f77d4b73 | 603 | |
971caeb1 | 604 | fio_sem_up(&sk_out->wait); |
bead01d7 | 605 | } |
02594e37 | 606 | } |
f77d4b73 | 607 | |
02594e37 JA |
608 | static int fio_net_queue_cmd(uint16_t opcode, void *buf, off_t size, |
609 | uint64_t *tagptr, int flags) | |
610 | { | |
611 | struct sk_entry *entry; | |
612 | ||
613 | entry = fio_net_prep_cmd(opcode, buf, size, tagptr, flags); | |
81b3c86f JA |
614 | if (entry) { |
615 | fio_net_queue_entry(entry); | |
616 | return 0; | |
617 | } | |
618 | ||
619 | return 1; | |
f77d4b73 JA |
620 | } |
621 | ||
89c1707c | 622 | static int fio_net_send_simple_stack_cmd(int sk, uint16_t opcode, uint64_t tag) |
132159a5 | 623 | { |
178cde9f | 624 | struct fio_net_cmd cmd; |
132159a5 | 625 | |
af9c9fb3 | 626 | fio_init_net_cmd(&cmd, opcode, NULL, 0, tag); |
132159a5 JA |
627 | fio_net_cmd_crc(&cmd); |
628 | ||
629 | return fio_send_data(sk, &cmd, sizeof(cmd)); | |
630 | } | |
631 | ||
89c1707c JA |
632 | /* |
633 | * If 'list' is non-NULL, then allocate and store the sent command for | |
634 | * later verification. | |
635 | */ | |
636 | int fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t tag, | |
637 | struct flist_head *list) | |
638 | { | |
89c1707c JA |
639 | int ret; |
640 | ||
40c60516 JA |
641 | if (list) |
642 | tag = alloc_reply(tag, opcode); | |
89c1707c | 643 | |
40c60516 | 644 | ret = fio_net_send_simple_stack_cmd(sk, opcode, tag); |
89c1707c | 645 | if (ret) { |
40c60516 JA |
646 | if (list) |
647 | free_reply(tag); | |
648 | ||
89c1707c JA |
649 | return ret; |
650 | } | |
651 | ||
40c60516 JA |
652 | if (list) |
653 | add_reply(tag, list); | |
654 | ||
89c1707c JA |
655 | return 0; |
656 | } | |
657 | ||
f77d4b73 JA |
658 | static int fio_net_queue_quit(void) |
659 | { | |
660 | dprint(FD_NET, "server: sending quit\n"); | |
661 | ||
b647a293 | 662 | return fio_net_queue_cmd(FIO_NET_CMD_QUIT, NULL, 0, NULL, SK_F_SIMPLE); |
f77d4b73 JA |
663 | } |
664 | ||
122c7725 | 665 | int fio_net_send_quit(int sk) |
437377e1 | 666 | { |
46c48f1f | 667 | dprint(FD_NET, "server: sending quit\n"); |
122c7725 | 668 | |
8c95307b | 669 | return fio_net_send_simple_cmd(sk, FIO_NET_CMD_QUIT, 0, NULL); |
437377e1 JA |
670 | } |
671 | ||
f77d4b73 | 672 | static int fio_net_send_ack(struct fio_net_cmd *cmd, int error, int signal) |
132159a5 | 673 | { |
11e950bd | 674 | struct cmd_end_pdu epdu; |
f58bd2a4 | 675 | uint64_t tag = 0; |
122c7725 | 676 | |
f58bd2a4 JA |
677 | if (cmd) |
678 | tag = cmd->tag; | |
122c7725 JA |
679 | |
680 | epdu.error = __cpu_to_le32(error); | |
681 | epdu.signal = __cpu_to_le32(signal); | |
b647a293 | 682 | return fio_net_queue_cmd(FIO_NET_CMD_STOP, &epdu, sizeof(epdu), &tag, SK_F_COPY); |
f58bd2a4 JA |
683 | } |
684 | ||
f77d4b73 | 685 | static int fio_net_queue_stop(int error, int signal) |
f58bd2a4 JA |
686 | { |
687 | dprint(FD_NET, "server: sending stop (%d, %d)\n", error, signal); | |
f77d4b73 | 688 | return fio_net_send_ack(NULL, error, signal); |
122c7725 JA |
689 | } |
690 | ||
f8fef4c6 | 691 | #ifdef WIN32 |
692 | static void fio_server_add_fork_item(struct ffi_element *element, struct flist_head *list) | |
693 | { | |
694 | struct fio_fork_item *ffi; | |
695 | ||
696 | ffi = malloc(sizeof(*ffi)); | |
697 | ffi->exitval = 0; | |
698 | ffi->signal = 0; | |
699 | ffi->exited = 0; | |
700 | ffi->element = *element; | |
701 | flist_add_tail(&ffi->list, list); | |
702 | } | |
703 | ||
704 | static void fio_server_add_conn_pid(struct flist_head *conn_list, HANDLE hProcess) | |
705 | { | |
706 | struct ffi_element element = {.hProcess = hProcess, .is_thread=FALSE}; | |
707 | dprint(FD_NET, "server: forked off connection job (tid=%u)\n", (int) element.thread); | |
708 | ||
709 | fio_server_add_fork_item(&element, conn_list); | |
710 | } | |
711 | ||
712 | static void fio_server_add_job_pid(struct flist_head *job_list, pthread_t thread) | |
713 | { | |
714 | struct ffi_element element = {.thread = thread, .is_thread=TRUE}; | |
715 | dprint(FD_NET, "server: forked off job job (tid=%u)\n", (int) element.thread); | |
716 | fio_server_add_fork_item(&element, job_list); | |
717 | } | |
718 | ||
719 | static void fio_server_check_fork_item(struct fio_fork_item *ffi) | |
720 | { | |
721 | int ret; | |
722 | ||
723 | if (ffi->element.is_thread) { | |
724 | ||
725 | ret = pthread_kill(ffi->element.thread, 0); | |
726 | if (ret) { | |
727 | int rev_val; | |
728 | pthread_join(ffi->element.thread, (void**) &rev_val); /*if the thread is dead, then join it to get status*/ | |
729 | ||
730 | ffi->exitval = rev_val; | |
731 | if (ffi->exitval) | |
732 | log_err("thread (tid=%u) exited with %x\n", (int) ffi->element.thread, (int) ffi->exitval); | |
733 | dprint(FD_PROCESS, "thread (tid=%u) exited with %x\n", (int) ffi->element.thread, (int) ffi->exitval); | |
734 | ffi->exited = 1; | |
735 | } | |
736 | } else { | |
737 | DWORD exit_val; | |
738 | GetExitCodeProcess(ffi->element.hProcess, &exit_val); | |
739 | ||
740 | if (exit_val != STILL_ACTIVE) { | |
741 | dprint(FD_PROCESS, "process %u exited with %d\n", GetProcessId(ffi->element.hProcess), exit_val); | |
742 | ffi->exited = 1; | |
743 | ffi->exitval = exit_val; | |
744 | } | |
745 | } | |
746 | } | |
747 | #else | |
122c7725 JA |
748 | static void fio_server_add_fork_item(pid_t pid, struct flist_head *list) |
749 | { | |
750 | struct fio_fork_item *ffi; | |
751 | ||
752 | ffi = malloc(sizeof(*ffi)); | |
753 | ffi->exitval = 0; | |
754 | ffi->signal = 0; | |
755 | ffi->exited = 0; | |
756 | ffi->pid = pid; | |
757 | flist_add_tail(&ffi->list, list); | |
758 | } | |
759 | ||
6348b5de | 760 | static void fio_server_add_conn_pid(struct flist_head *conn_list, pid_t pid) |
122c7725 | 761 | { |
a7533dbd | 762 | dprint(FD_NET, "server: forked off connection job (pid=%u)\n", (int) pid); |
6348b5de | 763 | fio_server_add_fork_item(pid, conn_list); |
122c7725 JA |
764 | } |
765 | ||
6348b5de | 766 | static void fio_server_add_job_pid(struct flist_head *job_list, pid_t pid) |
122c7725 | 767 | { |
a7533dbd | 768 | dprint(FD_NET, "server: forked off job job (pid=%u)\n", (int) pid); |
6348b5de | 769 | fio_server_add_fork_item(pid, job_list); |
122c7725 JA |
770 | } |
771 | ||
772 | static void fio_server_check_fork_item(struct fio_fork_item *ffi) | |
773 | { | |
774 | int ret, status; | |
775 | ||
776 | ret = waitpid(ffi->pid, &status, WNOHANG); | |
777 | if (ret < 0) { | |
778 | if (errno == ECHILD) { | |
a7533dbd | 779 | log_err("fio: connection pid %u disappeared\n", (int) ffi->pid); |
122c7725 JA |
780 | ffi->exited = 1; |
781 | } else | |
782 | log_err("fio: waitpid: %s\n", strerror(errno)); | |
783 | } else if (ret == ffi->pid) { | |
784 | if (WIFSIGNALED(status)) { | |
785 | ffi->signal = WTERMSIG(status); | |
786 | ffi->exited = 1; | |
787 | } | |
788 | if (WIFEXITED(status)) { | |
789 | if (WEXITSTATUS(status)) | |
790 | ffi->exitval = WEXITSTATUS(status); | |
791 | ffi->exited = 1; | |
792 | } | |
793 | } | |
794 | } | |
f8fef4c6 | 795 | #endif |
122c7725 | 796 | |
f77d4b73 | 797 | static void fio_server_fork_item_done(struct fio_fork_item *ffi, bool stop) |
122c7725 | 798 | { |
f8fef4c6 | 799 | #ifdef WIN32 |
800 | if (ffi->element.is_thread) | |
801 | dprint(FD_NET, "tid %u exited, sig=%u, exitval=%d\n", (int) ffi->element.thread, ffi->signal, ffi->exitval); | |
802 | else { | |
803 | dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) GetProcessId(ffi->element.hProcess), ffi->signal, ffi->exitval); | |
804 | CloseHandle(ffi->element.hProcess); | |
805 | ffi->element.hProcess = INVALID_HANDLE_VALUE; | |
806 | } | |
807 | #else | |
a7533dbd | 808 | dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) ffi->pid, ffi->signal, ffi->exitval); |
f8fef4c6 | 809 | #endif |
122c7725 JA |
810 | |
811 | /* | |
812 | * Fold STOP and QUIT... | |
813 | */ | |
f77d4b73 JA |
814 | if (stop) { |
815 | fio_net_queue_stop(ffi->exitval, ffi->signal); | |
816 | fio_net_queue_quit(); | |
817 | } | |
818 | ||
122c7725 JA |
819 | flist_del(&ffi->list); |
820 | free(ffi); | |
821 | } | |
822 | ||
f77d4b73 | 823 | static void fio_server_check_fork_items(struct flist_head *list, bool stop) |
122c7725 JA |
824 | { |
825 | struct flist_head *entry, *tmp; | |
826 | struct fio_fork_item *ffi; | |
827 | ||
828 | flist_for_each_safe(entry, tmp, list) { | |
829 | ffi = flist_entry(entry, struct fio_fork_item, list); | |
830 | ||
831 | fio_server_check_fork_item(ffi); | |
832 | ||
833 | if (ffi->exited) | |
f77d4b73 | 834 | fio_server_fork_item_done(ffi, stop); |
122c7725 JA |
835 | } |
836 | } | |
837 | ||
6348b5de | 838 | static void fio_server_check_jobs(struct flist_head *job_list) |
122c7725 | 839 | { |
f77d4b73 | 840 | fio_server_check_fork_items(job_list, true); |
122c7725 JA |
841 | } |
842 | ||
6348b5de | 843 | static void fio_server_check_conns(struct flist_head *conn_list) |
122c7725 | 844 | { |
f77d4b73 | 845 | fio_server_check_fork_items(conn_list, false); |
122c7725 JA |
846 | } |
847 | ||
323255cc JA |
848 | static int handle_load_file_cmd(struct fio_net_cmd *cmd) |
849 | { | |
850 | struct cmd_load_file_pdu *pdu = (struct cmd_load_file_pdu *) cmd->payload; | |
851 | void *file_name = pdu->file; | |
852 | struct cmd_start_pdu spdu; | |
853 | ||
854 | dprint(FD_NET, "server: loading local file %s\n", (char *) file_name); | |
855 | ||
856 | pdu->name_len = le16_to_cpu(pdu->name_len); | |
857 | pdu->client_type = le16_to_cpu(pdu->client_type); | |
858 | ||
859 | if (parse_jobs_ini(file_name, 0, 0, pdu->client_type)) { | |
f77d4b73 | 860 | fio_net_queue_quit(); |
323255cc JA |
861 | return -1; |
862 | } | |
863 | ||
864 | spdu.jobs = cpu_to_le32(thread_number); | |
865 | spdu.stat_outputs = cpu_to_le32(stat_number); | |
f77d4b73 | 866 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); |
323255cc JA |
867 | return 0; |
868 | } | |
869 | ||
f8fef4c6 | 870 | #ifdef WIN32 |
871 | static void *fio_backend_thread(void *data) | |
122c7725 | 872 | { |
a64e88da | 873 | int ret; |
f8fef4c6 | 874 | struct sk_out *sk_out = (struct sk_out *) data; |
132159a5 | 875 | |
c0d3245a JA |
876 | sk_out_assign(sk_out); |
877 | ||
f8fef4c6 | 878 | ret = fio_backend(sk_out); |
879 | sk_out_drop(); | |
880 | ||
881 | pthread_exit((void*) (intptr_t) ret); | |
882 | return NULL; | |
883 | } | |
884 | #endif | |
885 | ||
886 | static int handle_run_cmd(struct sk_out *sk_out, struct flist_head *job_list, | |
887 | struct fio_net_cmd *cmd) | |
888 | { | |
889 | int ret; | |
890 | ||
cbb1303c | 891 | fio_time_init(); |
122c7725 | 892 | set_genesis_time(); |
11e950bd | 893 | |
f8fef4c6 | 894 | #ifdef WIN32 |
895 | { | |
896 | pthread_t thread; | |
897 | /* both this thread and backend_thread call sk_out_assign() to double increment | |
898 | * the ref count. This ensures struct is valid until both threads are done with it | |
899 | */ | |
900 | sk_out_assign(sk_out); | |
901 | ret = pthread_create(&thread, NULL, fio_backend_thread, sk_out); | |
902 | if (ret) { | |
903 | log_err("pthread_create: %s\n", strerror(ret)); | |
904 | return ret; | |
905 | } | |
906 | ||
907 | fio_server_add_job_pid(job_list, thread); | |
908 | return ret; | |
122c7725 | 909 | } |
f8fef4c6 | 910 | #else |
911 | { | |
912 | pid_t pid; | |
913 | sk_out_assign(sk_out); | |
914 | pid = fork(); | |
915 | if (pid) { | |
916 | fio_server_add_job_pid(job_list, pid); | |
917 | return 0; | |
918 | } | |
11e950bd | 919 | |
f8fef4c6 | 920 | ret = fio_backend(sk_out); |
921 | free_threads_shm(); | |
922 | sk_out_drop(); | |
923 | _exit(ret); | |
924 | } | |
925 | #endif | |
81179eec JA |
926 | } |
927 | ||
b9d2f30a JA |
928 | static int handle_job_cmd(struct fio_net_cmd *cmd) |
929 | { | |
46bcd498 JA |
930 | struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmd->payload; |
931 | void *buf = pdu->buf; | |
b9d2f30a JA |
932 | struct cmd_start_pdu spdu; |
933 | ||
46bcd498 JA |
934 | pdu->buf_len = le32_to_cpu(pdu->buf_len); |
935 | pdu->client_type = le32_to_cpu(pdu->client_type); | |
936 | ||
937 | if (parse_jobs_ini(buf, 1, 0, pdu->client_type)) { | |
f77d4b73 | 938 | fio_net_queue_quit(); |
b9d2f30a JA |
939 | return -1; |
940 | } | |
941 | ||
942 | spdu.jobs = cpu_to_le32(thread_number); | |
108fea77 | 943 | spdu.stat_outputs = cpu_to_le32(stat_number); |
f77d4b73 JA |
944 | |
945 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); | |
b9d2f30a JA |
946 | return 0; |
947 | } | |
948 | ||
81179eec JA |
949 | static int handle_jobline_cmd(struct fio_net_cmd *cmd) |
950 | { | |
fa2ea806 JA |
951 | void *pdu = cmd->payload; |
952 | struct cmd_single_line_pdu *cslp; | |
953 | struct cmd_line_pdu *clp; | |
954 | unsigned long offset; | |
b9d2f30a | 955 | struct cmd_start_pdu spdu; |
fa2ea806 | 956 | char **argv; |
b9d2f30a | 957 | int i; |
81179eec | 958 | |
fa2ea806 JA |
959 | clp = pdu; |
960 | clp->lines = le16_to_cpu(clp->lines); | |
46bcd498 | 961 | clp->client_type = le16_to_cpu(clp->client_type); |
fa2ea806 JA |
962 | argv = malloc(clp->lines * sizeof(char *)); |
963 | offset = sizeof(*clp); | |
81179eec | 964 | |
fa2ea806 | 965 | dprint(FD_NET, "server: %d command line args\n", clp->lines); |
39e8e016 | 966 | |
fa2ea806 JA |
967 | for (i = 0; i < clp->lines; i++) { |
968 | cslp = pdu + offset; | |
969 | argv[i] = (char *) cslp->text; | |
970 | ||
971 | offset += sizeof(*cslp) + le16_to_cpu(cslp->len); | |
39e8e016 JA |
972 | dprint(FD_NET, "server: %d: %s\n", i, argv[i]); |
973 | } | |
81179eec | 974 | |
46bcd498 | 975 | if (parse_cmd_line(clp->lines, argv, clp->client_type)) { |
f77d4b73 | 976 | fio_net_queue_quit(); |
fa2ea806 | 977 | free(argv); |
81179eec | 978 | return -1; |
e6d1c668 | 979 | } |
81179eec | 980 | |
fa2ea806 JA |
981 | free(argv); |
982 | ||
b9d2f30a | 983 | spdu.jobs = cpu_to_le32(thread_number); |
1e5324e7 | 984 | spdu.stat_outputs = cpu_to_le32(stat_number); |
f77d4b73 JA |
985 | |
986 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); | |
b9d2f30a | 987 | return 0; |
132159a5 JA |
988 | } |
989 | ||
c28e8e8c JA |
990 | static int handle_probe_cmd(struct fio_net_cmd *cmd) |
991 | { | |
3989b143 | 992 | struct cmd_client_probe_pdu *pdu = (struct cmd_client_probe_pdu *) cmd->payload; |
40c60516 | 993 | uint64_t tag = cmd->tag; |
f4937575 JA |
994 | struct cmd_probe_reply_pdu probe = { |
995 | #ifdef CONFIG_BIG_ENDIAN | |
996 | .bigendian = 1, | |
997 | #endif | |
998 | .os = FIO_OS, | |
999 | .arch = FIO_ARCH, | |
1000 | .bpp = sizeof(void *), | |
1001 | .cpus = __cpu_to_le32(cpus_online()), | |
1002 | }; | |
c28e8e8c | 1003 | |
89c1707c JA |
1004 | dprint(FD_NET, "server: sending probe reply\n"); |
1005 | ||
ca09be4b JA |
1006 | strcpy(me, (char *) pdu->server); |
1007 | ||
c28e8e8c | 1008 | gethostname((char *) probe.hostname, sizeof(probe.hostname)); |
36833fb0 BVA |
1009 | snprintf((char *) probe.fio_version, sizeof(probe.fio_version), "%s", |
1010 | fio_version_string); | |
c28e8e8c | 1011 | |
3989b143 JA |
1012 | /* |
1013 | * If the client supports compression and we do too, then enable it | |
1014 | */ | |
1015 | if (has_zlib && le64_to_cpu(pdu->flags) & FIO_PROBE_FLAG_ZLIB) { | |
1016 | probe.flags = __cpu_to_le64(FIO_PROBE_FLAG_ZLIB); | |
1017 | use_zlib = 1; | |
1018 | } else { | |
1019 | probe.flags = 0; | |
1020 | use_zlib = 0; | |
1021 | } | |
38fdef22 | 1022 | |
f77d4b73 | 1023 | return fio_net_queue_cmd(FIO_NET_CMD_PROBE, &probe, sizeof(probe), &tag, SK_F_COPY); |
af9c9fb3 JA |
1024 | } |
1025 | ||
1026 | static int handle_send_eta_cmd(struct fio_net_cmd *cmd) | |
1027 | { | |
1028 | struct jobs_eta *je; | |
40c60516 | 1029 | uint64_t tag = cmd->tag; |
723297c9 | 1030 | size_t size; |
af9c9fb3 JA |
1031 | int i; |
1032 | ||
e123c833 JA |
1033 | dprint(FD_NET, "server sending status\n"); |
1034 | ||
1035 | /* | |
1036 | * Fake ETA return if we don't have a local one, otherwise the client | |
1037 | * will end up timing out waiting for a response to the ETA request | |
1038 | */ | |
c5103619 | 1039 | je = get_jobs_eta(true, &size); |
b2bee93a JA |
1040 | if (!je) { |
1041 | size = sizeof(*je); | |
1042 | je = calloc(1, size); | |
1043 | } else { | |
e123c833 JA |
1044 | je->nr_running = cpu_to_le32(je->nr_running); |
1045 | je->nr_ramp = cpu_to_le32(je->nr_ramp); | |
1046 | je->nr_pending = cpu_to_le32(je->nr_pending); | |
1047 | je->nr_setting_up = cpu_to_le32(je->nr_setting_up); | |
1048 | je->files_open = cpu_to_le32(je->files_open); | |
1049 | ||
1050 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
90eff1c9 SW |
1051 | je->m_rate[i] = cpu_to_le64(je->m_rate[i]); |
1052 | je->t_rate[i] = cpu_to_le64(je->t_rate[i]); | |
e123c833 JA |
1053 | je->m_iops[i] = cpu_to_le32(je->m_iops[i]); |
1054 | je->t_iops[i] = cpu_to_le32(je->t_iops[i]); | |
90eff1c9 | 1055 | je->rate[i] = cpu_to_le64(je->rate[i]); |
e123c833 JA |
1056 | je->iops[i] = cpu_to_le32(je->iops[i]); |
1057 | } | |
af9c9fb3 | 1058 | |
e123c833 JA |
1059 | je->elapsed_sec = cpu_to_le64(je->elapsed_sec); |
1060 | je->eta_sec = cpu_to_le64(je->eta_sec); | |
1061 | je->nr_threads = cpu_to_le32(je->nr_threads); | |
1062 | je->is_pow2 = cpu_to_le32(je->is_pow2); | |
1063 | je->unit_base = cpu_to_le32(je->unit_base); | |
af9c9fb3 JA |
1064 | } |
1065 | ||
f77d4b73 | 1066 | fio_net_queue_cmd(FIO_NET_CMD_ETA, je, size, &tag, SK_F_FREE); |
af9c9fb3 | 1067 | return 0; |
c28e8e8c JA |
1068 | } |
1069 | ||
f77d4b73 | 1070 | static int send_update_job_reply(uint64_t __tag, int error) |
40c60516 JA |
1071 | { |
1072 | uint64_t tag = __tag; | |
1073 | uint32_t pdu_error; | |
1074 | ||
1075 | pdu_error = __cpu_to_le32(error); | |
f77d4b73 | 1076 | return fio_net_queue_cmd(FIO_NET_CMD_UPDATE_JOB, &pdu_error, sizeof(pdu_error), &tag, SK_F_COPY); |
40c60516 JA |
1077 | } |
1078 | ||
f58bd2a4 JA |
1079 | static int handle_update_job_cmd(struct fio_net_cmd *cmd) |
1080 | { | |
1081 | struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; | |
1082 | struct thread_data *td; | |
1083 | uint32_t tnumber; | |
1084 | ||
1085 | tnumber = le32_to_cpu(pdu->thread_number); | |
1086 | ||
1087 | dprint(FD_NET, "server: updating options for job %u\n", tnumber); | |
1088 | ||
30ffacbf | 1089 | if (!tnumber || tnumber > thread_number) { |
f77d4b73 | 1090 | send_update_job_reply(cmd->tag, ENODEV); |
f58bd2a4 JA |
1091 | return 0; |
1092 | } | |
1093 | ||
2fbe1e19 | 1094 | td = tnumber_to_td(tnumber); |
f58bd2a4 | 1095 | convert_thread_options_to_cpu(&td->o, &pdu->top); |
f77d4b73 | 1096 | send_update_job_reply(cmd->tag, 0); |
f58bd2a4 JA |
1097 | return 0; |
1098 | } | |
1099 | ||
785a0e21 | 1100 | static int handle_trigger_cmd(struct fio_net_cmd *cmd, struct flist_head *job_list) |
ca09be4b JA |
1101 | { |
1102 | struct cmd_vtrigger_pdu *pdu = (struct cmd_vtrigger_pdu *) cmd->payload; | |
1103 | char *buf = (char *) pdu->cmd; | |
1104 | struct all_io_list *rep; | |
1105 | size_t sz; | |
1106 | ||
1107 | pdu->len = le16_to_cpu(pdu->len); | |
1108 | buf[pdu->len] = '\0'; | |
1109 | ||
1110 | rep = get_all_io_list(IO_LIST_ALL, &sz); | |
1111 | if (!rep) { | |
1112 | struct all_io_list state; | |
1113 | ||
1114 | state.threads = cpu_to_le64((uint64_t) 0); | |
a89c77ab | 1115 | fio_net_queue_cmd(FIO_NET_CMD_VTRIGGER, &state, sizeof(state), NULL, SK_F_COPY | SK_F_INLINE); |
f77d4b73 | 1116 | } else |
a89c77ab | 1117 | fio_net_queue_cmd(FIO_NET_CMD_VTRIGGER, rep, sz, NULL, SK_F_FREE | SK_F_INLINE); |
ca09be4b | 1118 | |
64402a8a | 1119 | fio_terminate_threads(TERMINATE_ALL, TERMINATE_ALL); |
785a0e21 | 1120 | fio_server_check_jobs(job_list); |
ca09be4b JA |
1121 | exec_trigger(buf); |
1122 | return 0; | |
1123 | } | |
1124 | ||
f77d4b73 JA |
1125 | static int handle_command(struct sk_out *sk_out, struct flist_head *job_list, |
1126 | struct fio_net_cmd *cmd) | |
132159a5 JA |
1127 | { |
1128 | int ret; | |
1129 | ||
4b91ee8f JA |
1130 | dprint(FD_NET, "server: got op [%s], pdu=%u, tag=%llx\n", |
1131 | fio_server_op(cmd->opcode), cmd->pdu_len, | |
1132 | (unsigned long long) cmd->tag); | |
46c48f1f | 1133 | |
132159a5 JA |
1134 | switch (cmd->opcode) { |
1135 | case FIO_NET_CMD_QUIT: | |
64402a8a | 1136 | fio_terminate_threads(TERMINATE_ALL, TERMINATE_ALL); |
f77d4b73 JA |
1137 | ret = 0; |
1138 | break; | |
d7959186 | 1139 | case FIO_NET_CMD_EXIT: |
f1867a7f | 1140 | exit_backend = true; |
c28e8e8c | 1141 | return -1; |
323255cc JA |
1142 | case FIO_NET_CMD_LOAD_FILE: |
1143 | ret = handle_load_file_cmd(cmd); | |
1144 | break; | |
132159a5 | 1145 | case FIO_NET_CMD_JOB: |
0b8f30a5 | 1146 | ret = handle_job_cmd(cmd); |
132159a5 | 1147 | break; |
81179eec JA |
1148 | case FIO_NET_CMD_JOBLINE: |
1149 | ret = handle_jobline_cmd(cmd); | |
1150 | break; | |
c28e8e8c JA |
1151 | case FIO_NET_CMD_PROBE: |
1152 | ret = handle_probe_cmd(cmd); | |
1153 | break; | |
af9c9fb3 JA |
1154 | case FIO_NET_CMD_SEND_ETA: |
1155 | ret = handle_send_eta_cmd(cmd); | |
1156 | break; | |
b9d2f30a | 1157 | case FIO_NET_CMD_RUN: |
f77d4b73 | 1158 | ret = handle_run_cmd(sk_out, job_list, cmd); |
b9d2f30a | 1159 | break; |
f58bd2a4 JA |
1160 | case FIO_NET_CMD_UPDATE_JOB: |
1161 | ret = handle_update_job_cmd(cmd); | |
1162 | break; | |
ca09be4b | 1163 | case FIO_NET_CMD_VTRIGGER: |
785a0e21 | 1164 | ret = handle_trigger_cmd(cmd, job_list); |
ca09be4b JA |
1165 | break; |
1166 | case FIO_NET_CMD_SENDFILE: { | |
1167 | struct cmd_sendfile_reply *in; | |
1168 | struct cmd_reply *rep; | |
1169 | ||
1170 | rep = (struct cmd_reply *) (uintptr_t) cmd->tag; | |
1171 | ||
1172 | in = (struct cmd_sendfile_reply *) cmd->payload; | |
1173 | in->size = le32_to_cpu(in->size); | |
1174 | in->error = le32_to_cpu(in->error); | |
1175 | if (in->error) { | |
1176 | ret = 1; | |
1177 | rep->error = in->error; | |
1178 | } else { | |
1179 | ret = 0; | |
1180 | rep->data = smalloc(in->size); | |
1181 | if (!rep->data) { | |
1182 | ret = 1; | |
1183 | rep->error = ENOMEM; | |
1184 | } else { | |
1185 | rep->size = in->size; | |
1186 | memcpy(rep->data, in->data, in->size); | |
1187 | } | |
1188 | } | |
971caeb1 | 1189 | fio_sem_up(&rep->lock); |
ca09be4b JA |
1190 | break; |
1191 | } | |
132159a5 | 1192 | default: |
3c3ed070 | 1193 | log_err("fio: unknown opcode: %s\n", fio_server_op(cmd->opcode)); |
132159a5 JA |
1194 | ret = 1; |
1195 | } | |
1196 | ||
1197 | return ret; | |
1198 | } | |
1199 | ||
02594e37 JA |
1200 | /* |
1201 | * Send a command with a separate PDU, not inlined in the command | |
1202 | */ | |
1203 | static int fio_send_cmd_ext_pdu(int sk, uint16_t opcode, const void *buf, | |
1204 | off_t size, uint64_t tag, uint32_t flags) | |
1205 | { | |
1206 | struct fio_net_cmd cmd; | |
1207 | struct iovec iov[2]; | |
7c922795 JA |
1208 | size_t this_len; |
1209 | int ret; | |
02594e37 JA |
1210 | |
1211 | iov[0].iov_base = (void *) &cmd; | |
1212 | iov[0].iov_len = sizeof(cmd); | |
02594e37 | 1213 | |
7c922795 JA |
1214 | do { |
1215 | uint32_t this_flags = flags; | |
1216 | ||
1217 | this_len = size; | |
1218 | if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) | |
1219 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU; | |
1220 | ||
1221 | if (this_len < size) | |
1222 | this_flags |= FIO_NET_CMD_F_MORE; | |
1223 | ||
1224 | __fio_init_net_cmd(&cmd, opcode, this_len, tag); | |
1225 | cmd.flags = __cpu_to_le32(this_flags); | |
1226 | fio_net_cmd_crc_pdu(&cmd, buf); | |
02594e37 | 1227 | |
7c922795 JA |
1228 | iov[1].iov_base = (void *) buf; |
1229 | iov[1].iov_len = this_len; | |
1230 | ||
1231 | ret = fio_sendv_data(sk, iov, 2); | |
1232 | size -= this_len; | |
1233 | buf += this_len; | |
1234 | } while (!ret && size); | |
1235 | ||
1236 | return ret; | |
02594e37 JA |
1237 | } |
1238 | ||
1239 | static void finish_entry(struct sk_entry *entry) | |
1240 | { | |
1241 | if (entry->flags & SK_F_FREE) | |
1242 | free(entry->buf); | |
1243 | else if (entry->flags & SK_F_COPY) | |
1244 | sfree(entry->buf); | |
1245 | ||
1246 | sfree(entry); | |
1247 | } | |
1248 | ||
ba1891d2 JA |
1249 | static void entry_set_flags(struct sk_entry *entry, struct flist_head *list, |
1250 | unsigned int *flags) | |
02594e37 | 1251 | { |
b3882320 JA |
1252 | if (!flist_empty(list)) |
1253 | *flags = FIO_NET_CMD_F_MORE; | |
02594e37 | 1254 | else |
b3882320 | 1255 | *flags = 0; |
b3882320 | 1256 | } |
02594e37 | 1257 | |
b3882320 JA |
1258 | static int send_vec_entry(struct sk_out *sk_out, struct sk_entry *first) |
1259 | { | |
1260 | unsigned int flags; | |
b3882320 JA |
1261 | int ret; |
1262 | ||
ba1891d2 | 1263 | entry_set_flags(first, &first->next, &flags); |
b3882320 | 1264 | |
ba1891d2 JA |
1265 | ret = fio_send_cmd_ext_pdu(sk_out->sk, first->opcode, first->buf, |
1266 | first->size, first->tag, flags); | |
02594e37 JA |
1267 | |
1268 | while (!flist_empty(&first->next)) { | |
1269 | struct sk_entry *next; | |
1270 | ||
1271 | next = flist_first_entry(&first->next, struct sk_entry, list); | |
1272 | flist_del_init(&next->list); | |
02594e37 | 1273 | |
ba1891d2 | 1274 | entry_set_flags(next, &first->next, &flags); |
02594e37 | 1275 | |
ba1891d2 JA |
1276 | ret += fio_send_cmd_ext_pdu(sk_out->sk, next->opcode, next->buf, |
1277 | next->size, next->tag, flags); | |
02594e37 JA |
1278 | finish_entry(next); |
1279 | } | |
b3882320 JA |
1280 | |
1281 | return ret; | |
02594e37 JA |
1282 | } |
1283 | ||
b3882320 | 1284 | static int handle_sk_entry(struct sk_out *sk_out, struct sk_entry *entry) |
f77d4b73 | 1285 | { |
b3882320 JA |
1286 | int ret; |
1287 | ||
971caeb1 | 1288 | fio_sem_down(&sk_out->xmit); |
bead01d7 | 1289 | |
02594e37 | 1290 | if (entry->flags & SK_F_VEC) |
b3882320 | 1291 | ret = send_vec_entry(sk_out, entry); |
bead01d7 | 1292 | else if (entry->flags & SK_F_SIMPLE) { |
ba1891d2 JA |
1293 | ret = fio_net_send_simple_cmd(sk_out->sk, entry->opcode, |
1294 | entry->tag, NULL); | |
dfc8e76c JA |
1295 | } else { |
1296 | ret = fio_net_send_cmd(sk_out->sk, entry->opcode, entry->buf, | |
28c7bcdf | 1297 | entry->size, &entry->tag, NULL); |
dfc8e76c | 1298 | } |
b3882320 | 1299 | |
971caeb1 | 1300 | fio_sem_up(&sk_out->xmit); |
bead01d7 | 1301 | |
b3882320 JA |
1302 | if (ret) |
1303 | log_err("fio: failed handling cmd %s\n", fio_server_op(entry->opcode)); | |
f77d4b73 | 1304 | |
02594e37 | 1305 | finish_entry(entry); |
b3882320 | 1306 | return ret; |
f77d4b73 JA |
1307 | } |
1308 | ||
b3882320 | 1309 | static int handle_xmits(struct sk_out *sk_out) |
f77d4b73 JA |
1310 | { |
1311 | struct sk_entry *entry; | |
1312 | FLIST_HEAD(list); | |
b3882320 | 1313 | int ret = 0; |
f77d4b73 JA |
1314 | |
1315 | sk_lock(sk_out); | |
1316 | if (flist_empty(&sk_out->list)) { | |
1317 | sk_unlock(sk_out); | |
b3882320 | 1318 | return 0; |
f77d4b73 JA |
1319 | } |
1320 | ||
1321 | flist_splice_init(&sk_out->list, &list); | |
1322 | sk_unlock(sk_out); | |
1323 | ||
1324 | while (!flist_empty(&list)) { | |
1325 | entry = flist_entry(list.next, struct sk_entry, list); | |
1326 | flist_del(&entry->list); | |
b3882320 | 1327 | ret += handle_sk_entry(sk_out, entry); |
f77d4b73 | 1328 | } |
b3882320 JA |
1329 | |
1330 | return ret; | |
f77d4b73 JA |
1331 | } |
1332 | ||
1333 | static int handle_connection(struct sk_out *sk_out) | |
132159a5 JA |
1334 | { |
1335 | struct fio_net_cmd *cmd = NULL; | |
6348b5de | 1336 | FLIST_HEAD(job_list); |
132159a5 JA |
1337 | int ret = 0; |
1338 | ||
122c7725 | 1339 | reset_fio_state(); |
122c7725 | 1340 | |
132159a5 JA |
1341 | /* read forever */ |
1342 | while (!exit_backend) { | |
e951bdc4 | 1343 | struct pollfd pfd = { |
f77d4b73 | 1344 | .fd = sk_out->sk, |
e951bdc4 JA |
1345 | .events = POLLIN, |
1346 | }; | |
1347 | ||
e951bdc4 | 1348 | do { |
54163255 JA |
1349 | int timeout = 1000; |
1350 | ||
1351 | if (!flist_empty(&job_list)) | |
1352 | timeout = 100; | |
3c3ed070 | 1353 | |
f77d4b73 JA |
1354 | handle_xmits(sk_out); |
1355 | ||
1356 | ret = poll(&pfd, 1, 0); | |
e951bdc4 JA |
1357 | if (ret < 0) { |
1358 | if (errno == EINTR) | |
1359 | break; | |
1360 | log_err("fio: poll: %s\n", strerror(errno)); | |
1361 | break; | |
19c65179 | 1362 | } else if (!ret) { |
6348b5de | 1363 | fio_server_check_jobs(&job_list); |
971caeb1 | 1364 | fio_sem_down_timeout(&sk_out->wait, timeout); |
e951bdc4 | 1365 | continue; |
19c65179 | 1366 | } |
e951bdc4 JA |
1367 | |
1368 | if (pfd.revents & POLLIN) | |
1369 | break; | |
1370 | if (pfd.revents & (POLLERR|POLLHUP)) { | |
1371 | ret = 1; | |
1372 | break; | |
1373 | } | |
19c65179 | 1374 | } while (!exit_backend); |
e951bdc4 | 1375 | |
6348b5de | 1376 | fio_server_check_jobs(&job_list); |
122c7725 | 1377 | |
e951bdc4 JA |
1378 | if (ret < 0) |
1379 | break; | |
1380 | ||
4fd07b23 | 1381 | if (pfd.revents & POLLIN) |
1382 | cmd = fio_net_recv_cmd(sk_out->sk, true); | |
132159a5 | 1383 | if (!cmd) { |
c28e8e8c | 1384 | ret = -1; |
132159a5 JA |
1385 | break; |
1386 | } | |
1387 | ||
f77d4b73 | 1388 | ret = handle_command(sk_out, &job_list, cmd); |
132159a5 JA |
1389 | if (ret) |
1390 | break; | |
1391 | ||
1392 | free(cmd); | |
c77a99e7 | 1393 | cmd = NULL; |
132159a5 JA |
1394 | } |
1395 | ||
1396 | if (cmd) | |
1397 | free(cmd); | |
1398 | ||
f77d4b73 JA |
1399 | handle_xmits(sk_out); |
1400 | ||
1401 | close(sk_out->sk); | |
0ae6acea | 1402 | sk_out->sk = -1; |
bce503fc | 1403 | __sk_out_drop(sk_out); |
122c7725 | 1404 | _exit(ret); |
cc0df00a JA |
1405 | } |
1406 | ||
7a4e480d | 1407 | /* get the address on this host bound by the input socket, |
296ab20a BE |
1408 | * whether it is ipv6 or ipv4 */ |
1409 | ||
9d2c74d7 | 1410 | static int get_my_addr_str(int sk) |
296ab20a | 1411 | { |
f77d4b73 JA |
1412 | struct sockaddr_in6 myaddr6 = { 0, }; |
1413 | struct sockaddr_in myaddr4 = { 0, }; | |
1414 | struct sockaddr *sockaddr_p; | |
1415 | char *net_addr; | |
1416 | socklen_t len; | |
1417 | int ret; | |
296ab20a | 1418 | |
f77d4b73 JA |
1419 | if (use_ipv6) { |
1420 | len = sizeof(myaddr6); | |
296ab20a | 1421 | sockaddr_p = (struct sockaddr * )&myaddr6; |
f77d4b73 JA |
1422 | net_addr = (char * )&myaddr6.sin6_addr; |
1423 | } else { | |
1424 | len = sizeof(myaddr4); | |
296ab20a | 1425 | sockaddr_p = (struct sockaddr * )&myaddr4; |
f77d4b73 JA |
1426 | net_addr = (char * )&myaddr4.sin_addr; |
1427 | } | |
1428 | ||
296ab20a BE |
1429 | ret = getsockname(sk, sockaddr_p, &len); |
1430 | if (ret) { | |
9af5a245 | 1431 | log_err("fio: getsockname: %s\n", strerror(errno)); |
296ab20a BE |
1432 | return -1; |
1433 | } | |
f77d4b73 JA |
1434 | |
1435 | if (!inet_ntop(use_ipv6?AF_INET6:AF_INET, net_addr, client_sockaddr_str, INET6_ADDRSTRLEN - 1)) { | |
296ab20a | 1436 | log_err("inet_ntop: failed to convert addr to string\n"); |
296ab20a BE |
1437 | return -1; |
1438 | } | |
f77d4b73 | 1439 | |
296ab20a BE |
1440 | dprint(FD_NET, "fio server bound to addr %s\n", client_sockaddr_str); |
1441 | return 0; | |
1442 | } | |
1443 | ||
f8fef4c6 | 1444 | #ifdef WIN32 |
1445 | static int handle_connection_process(void) | |
1446 | { | |
1447 | WSAPROTOCOL_INFO protocol_info; | |
1448 | DWORD bytes_read; | |
1449 | HANDLE hpipe; | |
1450 | int sk; | |
1451 | struct sk_out *sk_out; | |
1452 | int ret; | |
1453 | char *msg = (char *) "connected"; | |
1454 | ||
1455 | log_info("server enter accept loop. ProcessID %d\n", GetCurrentProcessId()); | |
1456 | ||
1457 | hpipe = CreateFile( | |
1458 | fio_server_pipe_name, | |
1459 | GENERIC_READ | GENERIC_WRITE, | |
1460 | 0, NULL, | |
1461 | OPEN_EXISTING, | |
1462 | 0, NULL); | |
1463 | ||
1464 | if (hpipe == INVALID_HANDLE_VALUE) { | |
1465 | log_err("couldnt open pipe %s error %lu\n", | |
1466 | fio_server_pipe_name, GetLastError()); | |
1467 | return -1; | |
1468 | } | |
1469 | ||
1470 | if (!ReadFile(hpipe, &protocol_info, sizeof(protocol_info), &bytes_read, NULL)) { | |
1471 | log_err("couldnt read pi from pipe %s error %lu\n", fio_server_pipe_name, | |
1472 | GetLastError()); | |
1473 | } | |
1474 | ||
1475 | if (use_ipv6) /* use protocol_info to create a duplicate of parents socket */ | |
1476 | sk = WSASocket(AF_INET6, SOCK_STREAM, 0, &protocol_info, 0, 0); | |
1477 | else | |
1478 | sk = WSASocket(AF_INET, SOCK_STREAM, 0, &protocol_info, 0, 0); | |
1479 | ||
1480 | sk_out = scalloc(1, sizeof(*sk_out)); | |
1481 | if (!sk_out) { | |
1482 | CloseHandle(hpipe); | |
1483 | close(sk); | |
1484 | return -1; | |
1485 | } | |
1486 | ||
1487 | sk_out->sk = sk; | |
1488 | sk_out->hProcess = INVALID_HANDLE_VALUE; | |
1489 | INIT_FLIST_HEAD(&sk_out->list); | |
1490 | __fio_sem_init(&sk_out->lock, FIO_SEM_UNLOCKED); | |
1491 | __fio_sem_init(&sk_out->wait, FIO_SEM_LOCKED); | |
1492 | __fio_sem_init(&sk_out->xmit, FIO_SEM_UNLOCKED); | |
1493 | ||
1494 | get_my_addr_str(sk); | |
1495 | ||
1496 | if (!WriteFile(hpipe, msg, strlen(msg), NULL, NULL)) { | |
1497 | log_err("couldnt write pipe\n"); | |
1498 | close(sk); | |
1499 | return -1; | |
1500 | } | |
1501 | CloseHandle(hpipe); | |
1502 | ||
1503 | sk_out_assign(sk_out); | |
1504 | ||
1505 | ret = handle_connection(sk_out); | |
1506 | __sk_out_drop(sk_out); | |
1507 | return ret; | |
1508 | } | |
1509 | #endif | |
1510 | ||
ea1cd038 | 1511 | static int accept_loop(int listen_sk) |
50d16976 | 1512 | { |
bb447a27 | 1513 | struct sockaddr_in addr; |
479471c4 JA |
1514 | struct sockaddr_in6 addr6; |
1515 | socklen_t len = use_ipv6 ? sizeof(addr6) : sizeof(addr); | |
009b1be4 | 1516 | struct pollfd pfd; |
4a851614 | 1517 | int ret = 0, sk, exitval = 0; |
6348b5de | 1518 | FLIST_HEAD(conn_list); |
50d16976 | 1519 | |
60efd14e JA |
1520 | dprint(FD_NET, "server enter accept loop\n"); |
1521 | ||
4a851614 | 1522 | fio_set_fd_nonblocking(listen_sk, "server"); |
009b1be4 | 1523 | |
122c7725 | 1524 | while (!exit_backend) { |
ea1cd038 | 1525 | struct sk_out *sk_out; |
479471c4 JA |
1526 | const char *from; |
1527 | char buf[64]; | |
f8fef4c6 | 1528 | #ifdef WIN32 |
1529 | HANDLE hProcess; | |
1530 | #else | |
122c7725 | 1531 | pid_t pid; |
f8fef4c6 | 1532 | #endif |
122c7725 JA |
1533 | pfd.fd = listen_sk; |
1534 | pfd.events = POLLIN; | |
1535 | do { | |
54163255 JA |
1536 | int timeout = 1000; |
1537 | ||
1538 | if (!flist_empty(&conn_list)) | |
1539 | timeout = 100; | |
1540 | ||
1541 | ret = poll(&pfd, 1, timeout); | |
122c7725 JA |
1542 | if (ret < 0) { |
1543 | if (errno == EINTR) | |
1544 | break; | |
1545 | log_err("fio: poll: %s\n", strerror(errno)); | |
1546 | break; | |
1547 | } else if (!ret) { | |
6348b5de | 1548 | fio_server_check_conns(&conn_list); |
122c7725 JA |
1549 | continue; |
1550 | } | |
009b1be4 | 1551 | |
122c7725 JA |
1552 | if (pfd.revents & POLLIN) |
1553 | break; | |
1554 | } while (!exit_backend); | |
50d16976 | 1555 | |
6348b5de | 1556 | fio_server_check_conns(&conn_list); |
46c48f1f | 1557 | |
122c7725 JA |
1558 | if (exit_backend || ret < 0) |
1559 | break; | |
1560 | ||
479471c4 JA |
1561 | if (use_ipv6) |
1562 | sk = accept(listen_sk, (struct sockaddr *) &addr6, &len); | |
1563 | else | |
1564 | sk = accept(listen_sk, (struct sockaddr *) &addr, &len); | |
1565 | ||
122c7725 JA |
1566 | if (sk < 0) { |
1567 | log_err("fio: accept: %s\n", strerror(errno)); | |
1568 | return -1; | |
1569 | } | |
37db14fe | 1570 | |
479471c4 JA |
1571 | if (use_ipv6) |
1572 | from = inet_ntop(AF_INET6, (struct sockaddr *) &addr6.sin6_addr, buf, sizeof(buf)); | |
1573 | else | |
1574 | from = inet_ntop(AF_INET, (struct sockaddr *) &addr.sin_addr, buf, sizeof(buf)); | |
1575 | ||
1576 | dprint(FD_NET, "server: connect from %s\n", from); | |
50d16976 | 1577 | |
87c6f22b | 1578 | sk_out = scalloc(1, sizeof(*sk_out)); |
e3500d99 JA |
1579 | if (!sk_out) { |
1580 | close(sk); | |
1581 | return -1; | |
1582 | } | |
1583 | ||
f77d4b73 | 1584 | sk_out->sk = sk; |
bce503fc | 1585 | INIT_FLIST_HEAD(&sk_out->list); |
971caeb1 BVA |
1586 | __fio_sem_init(&sk_out->lock, FIO_SEM_UNLOCKED); |
1587 | __fio_sem_init(&sk_out->wait, FIO_SEM_LOCKED); | |
1588 | __fio_sem_init(&sk_out->xmit, FIO_SEM_UNLOCKED); | |
f77d4b73 | 1589 | |
f8fef4c6 | 1590 | #ifdef WIN32 |
1591 | hProcess = windows_handle_connection(hjob, sk); | |
1592 | if (hProcess == INVALID_HANDLE_VALUE) | |
1593 | return -1; | |
1594 | sk_out->hProcess = hProcess; | |
1595 | fio_server_add_conn_pid(&conn_list, hProcess); | |
1596 | #else | |
122c7725 JA |
1597 | pid = fork(); |
1598 | if (pid) { | |
1599 | close(sk); | |
6348b5de | 1600 | fio_server_add_conn_pid(&conn_list, pid); |
122c7725 JA |
1601 | continue; |
1602 | } | |
5c341e9a | 1603 | |
0ae6acea JA |
1604 | /* if error, it's already logged, non-fatal */ |
1605 | get_my_addr_str(sk); | |
1606 | ||
1607 | /* | |
1608 | * Assign sk_out here, it'll be dropped in handle_connection() | |
1609 | * since that function calls _exit() when done | |
1610 | */ | |
bce503fc | 1611 | sk_out_assign(sk_out); |
f77d4b73 | 1612 | handle_connection(sk_out); |
f8fef4c6 | 1613 | #endif |
122c7725 | 1614 | } |
5c341e9a | 1615 | |
132159a5 | 1616 | return exitval; |
50d16976 JA |
1617 | } |
1618 | ||
084d1c6f | 1619 | int fio_server_text_output(int level, const char *buf, size_t len) |
37db14fe | 1620 | { |
f77d4b73 | 1621 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
084d1c6f JA |
1622 | struct cmd_text_pdu *pdu; |
1623 | unsigned int tlen; | |
1624 | struct timeval tv; | |
1625 | ||
f77d4b73 | 1626 | if (!sk_out || sk_out->sk == -1) |
408e0b90 | 1627 | return -1; |
084d1c6f JA |
1628 | |
1629 | tlen = sizeof(*pdu) + len; | |
1630 | pdu = malloc(tlen); | |
1631 | ||
1632 | pdu->level = __cpu_to_le32(level); | |
1633 | pdu->buf_len = __cpu_to_le32(len); | |
1634 | ||
1635 | gettimeofday(&tv, NULL); | |
1636 | pdu->log_sec = __cpu_to_le64(tv.tv_sec); | |
1637 | pdu->log_usec = __cpu_to_le64(tv.tv_usec); | |
337d75a8 | 1638 | |
084d1c6f JA |
1639 | memcpy(pdu->buf, buf, len); |
1640 | ||
f77d4b73 | 1641 | fio_net_queue_cmd(FIO_NET_CMD_TEXT, pdu, tlen, NULL, SK_F_COPY); |
084d1c6f JA |
1642 | free(pdu); |
1643 | return len; | |
142575e6 JA |
1644 | } |
1645 | ||
a64e88da JA |
1646 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
1647 | { | |
1648 | dst->max_val = cpu_to_le64(src->max_val); | |
1649 | dst->min_val = cpu_to_le64(src->min_val); | |
1650 | dst->samples = cpu_to_le64(src->samples); | |
802ad4a8 JA |
1651 | |
1652 | /* | |
1653 | * Encode to IEEE 754 for network transfer | |
1654 | */ | |
e5c9093d JA |
1655 | dst->mean.u.i = cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); |
1656 | dst->S.u.i = cpu_to_le64(fio_double_to_uint64(src->S.u.f)); | |
a64e88da JA |
1657 | } |
1658 | ||
1659 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
1660 | { | |
1661 | int i; | |
1662 | ||
298921d6 | 1663 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1664 | dst->max_run[i] = cpu_to_le64(src->max_run[i]); |
1665 | dst->min_run[i] = cpu_to_le64(src->min_run[i]); | |
1666 | dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); | |
1667 | dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); | |
af7f87cb | 1668 | dst->iobytes[i] = cpu_to_le64(src->iobytes[i]); |
a64e88da JA |
1669 | dst->agg[i] = cpu_to_le64(src->agg[i]); |
1670 | } | |
1671 | ||
1672 | dst->kb_base = cpu_to_le32(src->kb_base); | |
ad705bcb | 1673 | dst->unit_base = cpu_to_le32(src->unit_base); |
a64e88da | 1674 | dst->groupid = cpu_to_le32(src->groupid); |
771e58be | 1675 | dst->unified_rw_rep = cpu_to_le32(src->unified_rw_rep); |
18aa1998 | 1676 | dst->sig_figs = cpu_to_le32(src->sig_figs); |
a64e88da JA |
1677 | } |
1678 | ||
1679 | /* | |
1680 | * Send a CMD_TS, which packs struct thread_stat and group_run_stats | |
1681 | * into a single payload. | |
1682 | */ | |
1683 | void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) | |
1684 | { | |
1685 | struct cmd_ts_pdu p; | |
df8781b6 | 1686 | int i, j, k; |
bb49c8bd VF |
1687 | void *ss_buf; |
1688 | uint64_t *ss_iops, *ss_bw; | |
a64e88da | 1689 | |
60efd14e JA |
1690 | dprint(FD_NET, "server sending end stats\n"); |
1691 | ||
317b3c8b JA |
1692 | memset(&p, 0, sizeof(p)); |
1693 | ||
36833fb0 BVA |
1694 | snprintf(p.ts.name, sizeof(p.ts.name), "%s", ts->name); |
1695 | snprintf(p.ts.verror, sizeof(p.ts.verror), "%s", ts->verror); | |
1696 | snprintf(p.ts.description, sizeof(p.ts.description), "%s", | |
1697 | ts->description); | |
a64e88da | 1698 | |
2f122b13 JA |
1699 | p.ts.error = cpu_to_le32(ts->error); |
1700 | p.ts.thread_number = cpu_to_le32(ts->thread_number); | |
1701 | p.ts.groupid = cpu_to_le32(ts->groupid); | |
1702 | p.ts.pid = cpu_to_le32(ts->pid); | |
1703 | p.ts.members = cpu_to_le32(ts->members); | |
771e58be | 1704 | p.ts.unified_rw_rep = cpu_to_le32(ts->unified_rw_rep); |
a64e88da | 1705 | |
298921d6 | 1706 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1707 | convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); |
1708 | convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); | |
1709 | convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); | |
1710 | convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); | |
188b6016 | 1711 | convert_io_stat(&p.ts.iops_stat[i], &ts->iops_stat[i]); |
a64e88da | 1712 | } |
91ea42e5 | 1713 | convert_io_stat(&p.ts.sync_stat, &ts->sync_stat); |
a64e88da JA |
1714 | |
1715 | p.ts.usr_time = cpu_to_le64(ts->usr_time); | |
1716 | p.ts.sys_time = cpu_to_le64(ts->sys_time); | |
1717 | p.ts.ctx = cpu_to_le64(ts->ctx); | |
1718 | p.ts.minf = cpu_to_le64(ts->minf); | |
1719 | p.ts.majf = cpu_to_le64(ts->majf); | |
b599759b JA |
1720 | p.ts.clat_percentiles = cpu_to_le32(ts->clat_percentiles); |
1721 | p.ts.lat_percentiles = cpu_to_le32(ts->lat_percentiles); | |
56440e63 | 1722 | p.ts.slat_percentiles = cpu_to_le32(ts->slat_percentiles); |
988d97ba | 1723 | p.ts.percentile_precision = cpu_to_le64(ts->percentile_precision); |
802ad4a8 JA |
1724 | |
1725 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
cfc03e46 JA |
1726 | fio_fp64_t *src = &ts->percentile_list[i]; |
1727 | fio_fp64_t *dst = &p.ts.percentile_list[i]; | |
802ad4a8 | 1728 | |
e5c9093d | 1729 | dst->u.i = cpu_to_le64(fio_double_to_uint64(src->u.f)); |
802ad4a8 | 1730 | } |
a64e88da JA |
1731 | |
1732 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
6cc0e5aa AL |
1733 | p.ts.io_u_map[i] = cpu_to_le64(ts->io_u_map[i]); |
1734 | p.ts.io_u_submit[i] = cpu_to_le64(ts->io_u_submit[i]); | |
1735 | p.ts.io_u_complete[i] = cpu_to_le64(ts->io_u_complete[i]); | |
a64e88da JA |
1736 | } |
1737 | ||
d6bb626e | 1738 | for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) |
6cc0e5aa | 1739 | p.ts.io_u_lat_n[i] = cpu_to_le64(ts->io_u_lat_n[i]); |
d279fccc | 1740 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
6cc0e5aa | 1741 | p.ts.io_u_lat_u[i] = cpu_to_le64(ts->io_u_lat_u[i]); |
d279fccc | 1742 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
6cc0e5aa | 1743 | p.ts.io_u_lat_m[i] = cpu_to_le64(ts->io_u_lat_m[i]); |
a64e88da | 1744 | |
df8781b6 VF |
1745 | for (i = 0; i < FIO_LAT_CNT; i++) |
1746 | for (j = 0; j < DDIR_RWDIR_CNT; j++) | |
1747 | for (k = 0; k < FIO_IO_U_PLAT_NR; k++) | |
1748 | p.ts.io_u_plat[i][j][k] = cpu_to_le64(ts->io_u_plat[i][j][k]); | |
a64e88da | 1749 | |
91ea42e5 VF |
1750 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) |
1751 | p.ts.io_u_sync_plat[j] = cpu_to_le64(ts->io_u_sync_plat[j]); | |
1752 | ||
1753 | for (i = 0; i < DDIR_RWDIR_SYNC_CNT; i++) | |
a64e88da | 1754 | p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); |
91ea42e5 VF |
1755 | |
1756 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
93eee04a | 1757 | p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); |
3bcb9d94 | 1758 | p.ts.drop_io_u[i] = cpu_to_le64(ts->drop_io_u[i]); |
a64e88da JA |
1759 | } |
1760 | ||
93eee04a | 1761 | p.ts.total_submit = cpu_to_le64(ts->total_submit); |
a64e88da | 1762 | p.ts.total_complete = cpu_to_le64(ts->total_complete); |
a5951dd7 | 1763 | p.ts.nr_zone_resets = cpu_to_le64(ts->nr_zone_resets); |
a64e88da | 1764 | |
298921d6 | 1765 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1766 | p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); |
1767 | p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); | |
1768 | } | |
1769 | ||
1770 | p.ts.total_run_time = cpu_to_le64(ts->total_run_time); | |
1771 | p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); | |
1772 | p.ts.total_err_count = cpu_to_le64(ts->total_err_count); | |
ddcc0b69 JA |
1773 | p.ts.first_error = cpu_to_le32(ts->first_error); |
1774 | p.ts.kb_base = cpu_to_le32(ts->kb_base); | |
ad705bcb | 1775 | p.ts.unit_base = cpu_to_le32(ts->unit_base); |
a64e88da | 1776 | |
3e260a46 JA |
1777 | p.ts.latency_depth = cpu_to_le32(ts->latency_depth); |
1778 | p.ts.latency_target = cpu_to_le64(ts->latency_target); | |
1779 | p.ts.latency_window = cpu_to_le64(ts->latency_window); | |
e5c9093d | 1780 | p.ts.latency_percentile.u.i = cpu_to_le64(fio_double_to_uint64(ts->latency_percentile.u.f)); |
3e260a46 | 1781 | |
e883cb35 JF |
1782 | p.ts.sig_figs = cpu_to_le32(ts->sig_figs); |
1783 | ||
6cd44635 | 1784 | p.ts.nr_block_infos = cpu_to_le64(ts->nr_block_infos); |
66347cfa | 1785 | for (i = 0; i < p.ts.nr_block_infos; i++) |
6cd44635 | 1786 | p.ts.block_infos[i] = cpu_to_le32(ts->block_infos[i]); |
66347cfa | 1787 | |
bb49c8bd VF |
1788 | p.ts.ss_dur = cpu_to_le64(ts->ss_dur); |
1789 | p.ts.ss_state = cpu_to_le32(ts->ss_state); | |
1790 | p.ts.ss_head = cpu_to_le32(ts->ss_head); | |
bb49c8bd VF |
1791 | p.ts.ss_limit.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_limit.u.f)); |
1792 | p.ts.ss_slope.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_slope.u.f)); | |
1793 | p.ts.ss_deviation.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_deviation.u.f)); | |
1794 | p.ts.ss_criterion.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_criterion.u.f)); | |
1795 | ||
96563db9 JA |
1796 | p.ts.cachehit = cpu_to_le64(ts->cachehit); |
1797 | p.ts.cachemiss = cpu_to_le64(ts->cachemiss); | |
1798 | ||
b2a432bf PC |
1799 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
1800 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) { | |
1801 | p.ts.io_u_plat_high_prio[i][j] = cpu_to_le64(ts->io_u_plat_high_prio[i][j]); | |
efd78265 | 1802 | p.ts.io_u_plat_low_prio[i][j] = cpu_to_le64(ts->io_u_plat_low_prio[i][j]); |
b2a432bf PC |
1803 | } |
1804 | convert_io_stat(&p.ts.clat_high_prio_stat[i], &ts->clat_high_prio_stat[i]); | |
efd78265 | 1805 | convert_io_stat(&p.ts.clat_low_prio_stat[i], &ts->clat_low_prio_stat[i]); |
b2a432bf PC |
1806 | } |
1807 | ||
a64e88da JA |
1808 | convert_gs(&p.rs, rs); |
1809 | ||
bb49c8bd | 1810 | dprint(FD_NET, "ts->ss_state = %d\n", ts->ss_state); |
c8caba48 | 1811 | if (ts->ss_state & FIO_SS_DATA) { |
bb49c8bd VF |
1812 | dprint(FD_NET, "server sending steadystate ring buffers\n"); |
1813 | ||
1814 | ss_buf = malloc(sizeof(p) + 2*ts->ss_dur*sizeof(uint64_t)); | |
1815 | ||
1816 | memcpy(ss_buf, &p, sizeof(p)); | |
1817 | ||
1818 | ss_iops = (uint64_t *) ((struct cmd_ts_pdu *)ss_buf + 1); | |
1819 | ss_bw = ss_iops + (int) ts->ss_dur; | |
1820 | for (i = 0; i < ts->ss_dur; i++) { | |
1821 | ss_iops[i] = cpu_to_le64(ts->ss_iops_data[i]); | |
1822 | ss_bw[i] = cpu_to_le64(ts->ss_bw_data[i]); | |
1823 | } | |
1824 | ||
1825 | fio_net_queue_cmd(FIO_NET_CMD_TS, ss_buf, sizeof(p) + 2*ts->ss_dur*sizeof(uint64_t), NULL, SK_F_COPY); | |
1826 | ||
1827 | free(ss_buf); | |
1828 | } | |
1829 | else | |
1830 | fio_net_queue_cmd(FIO_NET_CMD_TS, &p, sizeof(p), NULL, SK_F_COPY); | |
a64e88da JA |
1831 | } |
1832 | ||
1833 | void fio_server_send_gs(struct group_run_stats *rs) | |
1834 | { | |
1835 | struct group_run_stats gs; | |
1836 | ||
60efd14e JA |
1837 | dprint(FD_NET, "server sending group run stats\n"); |
1838 | ||
a64e88da | 1839 | convert_gs(&gs, rs); |
f77d4b73 | 1840 | fio_net_queue_cmd(FIO_NET_CMD_GS, &gs, sizeof(gs), NULL, SK_F_COPY); |
cf451d1e JA |
1841 | } |
1842 | ||
0279b880 | 1843 | void fio_server_send_job_options(struct flist_head *opt_list, |
a43f4461 | 1844 | unsigned int gid) |
0279b880 JA |
1845 | { |
1846 | struct cmd_job_option pdu; | |
1847 | struct flist_head *entry; | |
1848 | ||
1849 | if (flist_empty(opt_list)) | |
1850 | return; | |
1851 | ||
1852 | flist_for_each(entry, opt_list) { | |
1853 | struct print_option *p; | |
bc0fec0e | 1854 | size_t len; |
0279b880 JA |
1855 | |
1856 | p = flist_entry(entry, struct print_option, list); | |
1857 | memset(&pdu, 0, sizeof(pdu)); | |
bc0fec0e | 1858 | |
a43f4461 | 1859 | if (gid == -1U) { |
0279b880 JA |
1860 | pdu.global = __cpu_to_le16(1); |
1861 | pdu.groupid = 0; | |
1862 | } else { | |
1863 | pdu.global = 0; | |
a43f4461 | 1864 | pdu.groupid = cpu_to_le32(gid); |
bc0fec0e JA |
1865 | } |
1866 | len = strlen(p->name); | |
1867 | if (len >= sizeof(pdu.name)) { | |
1868 | len = sizeof(pdu.name) - 1; | |
1869 | pdu.truncated = __cpu_to_le16(1); | |
1870 | } | |
1871 | memcpy(pdu.name, p->name, len); | |
1872 | if (p->value) { | |
1873 | len = strlen(p->value); | |
1874 | if (len >= sizeof(pdu.value)) { | |
1875 | len = sizeof(pdu.value) - 1; | |
1876 | pdu.truncated = __cpu_to_le16(1); | |
1877 | } | |
1878 | memcpy(pdu.value, p->value, len); | |
0279b880 | 1879 | } |
0279b880 JA |
1880 | fio_net_queue_cmd(FIO_NET_CMD_JOB_OPT, &pdu, sizeof(pdu), NULL, SK_F_COPY); |
1881 | } | |
1882 | } | |
1883 | ||
d09a64a0 JA |
1884 | static void convert_agg(struct disk_util_agg *dst, struct disk_util_agg *src) |
1885 | { | |
1886 | int i; | |
1887 | ||
1888 | for (i = 0; i < 2; i++) { | |
504bc961 JA |
1889 | dst->ios[i] = cpu_to_le64(src->ios[i]); |
1890 | dst->merges[i] = cpu_to_le64(src->merges[i]); | |
d09a64a0 | 1891 | dst->sectors[i] = cpu_to_le64(src->sectors[i]); |
504bc961 | 1892 | dst->ticks[i] = cpu_to_le64(src->ticks[i]); |
d09a64a0 JA |
1893 | } |
1894 | ||
504bc961 JA |
1895 | dst->io_ticks = cpu_to_le64(src->io_ticks); |
1896 | dst->time_in_queue = cpu_to_le64(src->time_in_queue); | |
d09a64a0 | 1897 | dst->slavecount = cpu_to_le32(src->slavecount); |
e5c9093d | 1898 | dst->max_util.u.i = cpu_to_le64(fio_double_to_uint64(src->max_util.u.f)); |
d09a64a0 JA |
1899 | } |
1900 | ||
1901 | static void convert_dus(struct disk_util_stat *dst, struct disk_util_stat *src) | |
1902 | { | |
1903 | int i; | |
1904 | ||
36833fb0 | 1905 | snprintf((char *) dst->name, sizeof(dst->name), "%s", src->name); |
d09a64a0 JA |
1906 | |
1907 | for (i = 0; i < 2; i++) { | |
504bc961 JA |
1908 | dst->s.ios[i] = cpu_to_le64(src->s.ios[i]); |
1909 | dst->s.merges[i] = cpu_to_le64(src->s.merges[i]); | |
a3b4cf7d | 1910 | dst->s.sectors[i] = cpu_to_le64(src->s.sectors[i]); |
504bc961 | 1911 | dst->s.ticks[i] = cpu_to_le64(src->s.ticks[i]); |
d09a64a0 JA |
1912 | } |
1913 | ||
504bc961 JA |
1914 | dst->s.io_ticks = cpu_to_le64(src->s.io_ticks); |
1915 | dst->s.time_in_queue = cpu_to_le64(src->s.time_in_queue); | |
a3b4cf7d | 1916 | dst->s.msec = cpu_to_le64(src->s.msec); |
d09a64a0 JA |
1917 | } |
1918 | ||
1919 | void fio_server_send_du(void) | |
1920 | { | |
1921 | struct disk_util *du; | |
1922 | struct flist_head *entry; | |
1923 | struct cmd_du_pdu pdu; | |
1924 | ||
1925 | dprint(FD_NET, "server: sending disk_util %d\n", !flist_empty(&disk_list)); | |
1926 | ||
0766d92e JA |
1927 | memset(&pdu, 0, sizeof(pdu)); |
1928 | ||
d09a64a0 JA |
1929 | flist_for_each(entry, &disk_list) { |
1930 | du = flist_entry(entry, struct disk_util, list); | |
1931 | ||
1932 | convert_dus(&pdu.dus, &du->dus); | |
1933 | convert_agg(&pdu.agg, &du->agg); | |
1934 | ||
f77d4b73 | 1935 | fio_net_queue_cmd(FIO_NET_CMD_DU, &pdu, sizeof(pdu), NULL, SK_F_COPY); |
d09a64a0 JA |
1936 | } |
1937 | } | |
1938 | ||
3989b143 | 1939 | #ifdef CONFIG_ZLIB |
868f6f03 KC |
1940 | |
1941 | static inline void __fio_net_prep_tail(z_stream *stream, void *out_pdu, | |
1942 | struct sk_entry **last_entry, | |
1943 | struct sk_entry *first) | |
1944 | { | |
1945 | unsigned int this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream->avail_out; | |
1946 | ||
1947 | *last_entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, | |
1948 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); | |
1620bb93 JA |
1949 | if (*last_entry) |
1950 | flist_add_tail(&(*last_entry)->list, &first->next); | |
868f6f03 KC |
1951 | } |
1952 | ||
1953 | /* | |
1954 | * Deflates the next input given, creating as many new packets in the | |
1955 | * linked list as necessary. | |
1956 | */ | |
1957 | static int __deflate_pdu_buffer(void *next_in, unsigned int next_sz, void **out_pdu, | |
1958 | struct sk_entry **last_entry, z_stream *stream, | |
1959 | struct sk_entry *first) | |
1960 | { | |
1961 | int ret; | |
1962 | ||
1963 | stream->next_in = next_in; | |
1964 | stream->avail_in = next_sz; | |
1965 | do { | |
1620bb93 | 1966 | if (!stream->avail_out) { |
868f6f03 | 1967 | __fio_net_prep_tail(stream, *out_pdu, last_entry, first); |
1620bb93 JA |
1968 | if (*last_entry == NULL) |
1969 | return 1; | |
868f6f03 KC |
1970 | |
1971 | *out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
1972 | ||
1973 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
1974 | stream->next_out = *out_pdu; | |
1975 | } | |
1976 | ||
1977 | ret = deflate(stream, Z_BLOCK); | |
1978 | ||
1979 | if (ret < 0) { | |
1980 | free(*out_pdu); | |
1981 | return 1; | |
1982 | } | |
1983 | } while (stream->avail_in); | |
1984 | ||
1985 | return 0; | |
1986 | } | |
1987 | ||
1988 | static int __fio_append_iolog_gz_hist(struct sk_entry *first, struct io_log *log, | |
1989 | struct io_logs *cur_log, z_stream *stream) | |
1990 | { | |
1991 | struct sk_entry *entry; | |
1992 | void *out_pdu; | |
1993 | int ret, i, j; | |
1994 | int sample_sz = log_entry_sz(log); | |
1995 | ||
1996 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
1997 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
1998 | stream->next_out = out_pdu; | |
1999 | ||
2000 | for (i = 0; i < cur_log->nr_samples; i++) { | |
2001 | struct io_sample *s; | |
2002 | struct io_u_plat_entry *cur_plat_entry, *prev_plat_entry; | |
6cc0e5aa | 2003 | uint64_t *cur_plat, *prev_plat; |
868f6f03 KC |
2004 | |
2005 | s = get_sample(log, cur_log, i); | |
2006 | ret = __deflate_pdu_buffer(s, sample_sz, &out_pdu, &entry, stream, first); | |
2007 | if (ret) | |
2008 | return ret; | |
2009 | ||
2010 | /* Do the subtraction on server side so that client doesn't have to | |
2011 | * reconstruct our linked list from packets. | |
2012 | */ | |
af2fde19 | 2013 | cur_plat_entry = s->data.plat_entry; |
868f6f03 KC |
2014 | prev_plat_entry = flist_first_entry(&cur_plat_entry->list, struct io_u_plat_entry, list); |
2015 | cur_plat = cur_plat_entry->io_u_plat; | |
2016 | prev_plat = prev_plat_entry->io_u_plat; | |
2017 | ||
2018 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) { | |
2019 | cur_plat[j] -= prev_plat[j]; | |
2020 | } | |
2021 | ||
2022 | flist_del(&prev_plat_entry->list); | |
2023 | free(prev_plat_entry); | |
2024 | ||
2025 | ret = __deflate_pdu_buffer(cur_plat_entry, sizeof(*cur_plat_entry), | |
2026 | &out_pdu, &entry, stream, first); | |
2027 | ||
2028 | if (ret) | |
2029 | return ret; | |
2030 | } | |
2031 | ||
2032 | __fio_net_prep_tail(stream, out_pdu, &entry, first); | |
1620bb93 | 2033 | return entry == NULL; |
868f6f03 KC |
2034 | } |
2035 | ||
7e419452 JA |
2036 | static int __fio_append_iolog_gz(struct sk_entry *first, struct io_log *log, |
2037 | struct io_logs *cur_log, z_stream *stream) | |
2038 | { | |
e35fb4c4 | 2039 | unsigned int this_len; |
1b42725f | 2040 | void *out_pdu; |
7e419452 | 2041 | int ret; |
1b42725f | 2042 | |
868f6f03 KC |
2043 | if (log->log_type == IO_LOG_TYPE_HIST) |
2044 | return __fio_append_iolog_gz_hist(first, log, cur_log, stream); | |
2045 | ||
7e419452 JA |
2046 | stream->next_in = (void *) cur_log->log; |
2047 | stream->avail_in = cur_log->nr_samples * log_entry_sz(log); | |
1b42725f JA |
2048 | |
2049 | do { | |
e35fb4c4 | 2050 | struct sk_entry *entry; |
1b42725f | 2051 | |
7e419452 JA |
2052 | /* |
2053 | * Dirty - since the log is potentially huge, compress it into | |
2054 | * FIO_SERVER_MAX_FRAGMENT_PDU chunks and let the receiving | |
2055 | * side defragment it. | |
2056 | */ | |
2057 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2058 | ||
2059 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2060 | stream->next_out = out_pdu; | |
e35fb4c4 | 2061 | ret = deflate(stream, Z_BLOCK); |
3c547fe0 | 2062 | /* may be Z_OK, or Z_STREAM_END */ |
7e419452 JA |
2063 | if (ret < 0) { |
2064 | free(out_pdu); | |
2065 | return 1; | |
2066 | } | |
1b42725f | 2067 | |
7e419452 | 2068 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream->avail_out; |
1b42725f | 2069 | |
02594e37 | 2070 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, |
7e419452 | 2071 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); |
1620bb93 JA |
2072 | if (!entry) { |
2073 | free(out_pdu); | |
2074 | return 1; | |
2075 | } | |
02594e37 | 2076 | flist_add_tail(&entry->list, &first->next); |
7e419452 JA |
2077 | } while (stream->avail_in); |
2078 | ||
2079 | return 0; | |
2080 | } | |
2081 | ||
2082 | static int fio_append_iolog_gz(struct sk_entry *first, struct io_log *log) | |
2083 | { | |
f4937575 JA |
2084 | z_stream stream = { |
2085 | .zalloc = Z_NULL, | |
2086 | .zfree = Z_NULL, | |
2087 | .opaque = Z_NULL, | |
2088 | }; | |
7e419452 | 2089 | int ret = 0; |
7e419452 JA |
2090 | |
2091 | if (deflateInit(&stream, Z_DEFAULT_COMPRESSION) != Z_OK) | |
2092 | return 1; | |
2093 | ||
2094 | while (!flist_empty(&log->io_logs)) { | |
2095 | struct io_logs *cur_log; | |
2096 | ||
2097 | cur_log = flist_first_entry(&log->io_logs, struct io_logs, list); | |
2098 | flist_del_init(&cur_log->list); | |
2099 | ||
2100 | ret = __fio_append_iolog_gz(first, log, cur_log, &stream); | |
2101 | if (ret) | |
2102 | break; | |
2103 | } | |
1b42725f | 2104 | |
e35fb4c4 JA |
2105 | ret = deflate(&stream, Z_FINISH); |
2106 | ||
2107 | while (ret != Z_STREAM_END) { | |
2108 | struct sk_entry *entry; | |
2109 | unsigned int this_len; | |
2110 | void *out_pdu; | |
2111 | ||
2112 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2113 | stream.avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2114 | stream.next_out = out_pdu; | |
2115 | ||
2116 | ret = deflate(&stream, Z_FINISH); | |
2117 | /* may be Z_OK, or Z_STREAM_END */ | |
2118 | if (ret < 0) { | |
2119 | free(out_pdu); | |
2120 | break; | |
2121 | } | |
2122 | ||
2123 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream.avail_out; | |
2124 | ||
2125 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, | |
2126 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); | |
1620bb93 JA |
2127 | if (!entry) { |
2128 | free(out_pdu); | |
2129 | break; | |
2130 | } | |
e35fb4c4 | 2131 | flist_add_tail(&entry->list, &first->next); |
75094a8b | 2132 | } |
e35fb4c4 JA |
2133 | |
2134 | ret = deflateEnd(&stream); | |
2135 | if (ret == Z_OK) | |
2136 | return 0; | |
2137 | ||
2138 | return 1; | |
1b42725f | 2139 | } |
7e419452 JA |
2140 | #else |
2141 | static int fio_append_iolog_gz(struct sk_entry *first, struct io_log *log) | |
2142 | { | |
2143 | return 1; | |
2144 | } | |
2145 | #endif | |
1b42725f | 2146 | |
dfc8e76c | 2147 | static int fio_append_gz_chunks(struct sk_entry *first, struct io_log *log) |
0cba0f91 JA |
2148 | { |
2149 | struct sk_entry *entry; | |
2150 | struct flist_head *node; | |
1620bb93 | 2151 | int ret = 0; |
0cba0f91 JA |
2152 | |
2153 | pthread_mutex_lock(&log->chunk_lock); | |
2154 | flist_for_each(node, &log->chunk_list) { | |
2155 | struct iolog_compress *c; | |
2156 | ||
2157 | c = flist_entry(node, struct iolog_compress, list); | |
2158 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, c->buf, c->len, | |
2159 | NULL, SK_F_VEC | SK_F_INLINE); | |
1620bb93 JA |
2160 | if (!entry) { |
2161 | ret = 1; | |
2162 | break; | |
2163 | } | |
0cba0f91 JA |
2164 | flist_add_tail(&entry->list, &first->next); |
2165 | } | |
2166 | pthread_mutex_unlock(&log->chunk_lock); | |
1620bb93 | 2167 | return ret; |
0cba0f91 JA |
2168 | } |
2169 | ||
dfc8e76c JA |
2170 | static int fio_append_text_log(struct sk_entry *first, struct io_log *log) |
2171 | { | |
2172 | struct sk_entry *entry; | |
1620bb93 | 2173 | int ret = 0; |
dfc8e76c | 2174 | |
7e419452 JA |
2175 | while (!flist_empty(&log->io_logs)) { |
2176 | struct io_logs *cur_log; | |
2177 | size_t size; | |
2178 | ||
2179 | cur_log = flist_first_entry(&log->io_logs, struct io_logs, list); | |
2180 | flist_del_init(&cur_log->list); | |
2181 | ||
2182 | size = cur_log->nr_samples * log_entry_sz(log); | |
2183 | ||
2184 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, cur_log->log, size, | |
2185 | NULL, SK_F_VEC | SK_F_INLINE); | |
1620bb93 JA |
2186 | if (!entry) { |
2187 | ret = 1; | |
2188 | break; | |
2189 | } | |
7e419452 JA |
2190 | flist_add_tail(&entry->list, &first->next); |
2191 | } | |
2192 | ||
1620bb93 | 2193 | return ret; |
dfc8e76c JA |
2194 | } |
2195 | ||
3989b143 JA |
2196 | int fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name) |
2197 | { | |
f54ed522 JA |
2198 | struct cmd_iolog_pdu pdu = { |
2199 | .nr_samples = cpu_to_le64(iolog_nr_samples(log)), | |
2200 | .thread_number = cpu_to_le32(td->thread_number), | |
2201 | .log_type = cpu_to_le32(log->log_type), | |
2202 | .log_hist_coarseness = cpu_to_le32(log->hist_coarseness), | |
2203 | }; | |
02594e37 | 2204 | struct sk_entry *first; |
7e419452 JA |
2205 | struct flist_head *entry; |
2206 | int ret = 0; | |
3989b143 | 2207 | |
0cba0f91 JA |
2208 | if (!flist_empty(&log->chunk_list)) |
2209 | pdu.compressed = __cpu_to_le32(STORE_COMPRESSED); | |
2210 | else if (use_zlib) | |
2211 | pdu.compressed = __cpu_to_le32(XMIT_COMPRESSED); | |
2212 | else | |
2213 | pdu.compressed = 0; | |
9bdb9265 | 2214 | |
36833fb0 | 2215 | snprintf((char *) pdu.name, sizeof(pdu.name), "%s", name); |
3989b143 | 2216 | |
0cba0f91 JA |
2217 | /* |
2218 | * We can't do this for a pre-compressed log, but for that case, | |
2219 | * log->nr_samples is zero anyway. | |
2220 | */ | |
7e419452 JA |
2221 | flist_for_each(entry, &log->io_logs) { |
2222 | struct io_logs *cur_log; | |
2223 | int i; | |
3989b143 | 2224 | |
7e419452 | 2225 | cur_log = flist_entry(entry, struct io_logs, list); |
ae588852 | 2226 | |
7e419452 JA |
2227 | for (i = 0; i < cur_log->nr_samples; i++) { |
2228 | struct io_sample *s = get_sample(log, cur_log, i); | |
ae588852 | 2229 | |
7e419452 | 2230 | s->time = cpu_to_le64(s->time); |
af2fde19 | 2231 | s->data.val = cpu_to_le64(s->data.val); |
b2a432bf | 2232 | s->__ddir = __cpu_to_le32(s->__ddir); |
5fff9543 | 2233 | s->bs = cpu_to_le64(s->bs); |
7e419452 JA |
2234 | |
2235 | if (log->log_offset) { | |
2236 | struct io_sample_offset *so = (void *) s; | |
2237 | ||
2238 | so->offset = cpu_to_le64(so->offset); | |
2239 | } | |
ae588852 | 2240 | } |
3989b143 JA |
2241 | } |
2242 | ||
2243 | /* | |
02594e37 | 2244 | * Assemble header entry first |
3989b143 | 2245 | */ |
bead01d7 | 2246 | first = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, &pdu, sizeof(pdu), NULL, SK_F_VEC | SK_F_INLINE | SK_F_COPY); |
1620bb93 JA |
2247 | if (!first) |
2248 | return 1; | |
3989b143 JA |
2249 | |
2250 | /* | |
dfc8e76c JA |
2251 | * Now append actual log entries. If log compression was enabled on |
2252 | * the job, just send out the compressed chunks directly. If we | |
2253 | * have a plain log, compress if we can, then send. Otherwise, send | |
2254 | * the plain text output. | |
3989b143 | 2255 | */ |
0cba0f91 | 2256 | if (!flist_empty(&log->chunk_list)) |
dfc8e76c | 2257 | ret = fio_append_gz_chunks(first, log); |
0cba0f91 | 2258 | else if (use_zlib) |
dfc8e76c JA |
2259 | ret = fio_append_iolog_gz(first, log); |
2260 | else | |
2261 | ret = fio_append_text_log(first, log); | |
3989b143 | 2262 | |
bead01d7 | 2263 | fio_net_queue_entry(first); |
f77d4b73 | 2264 | return ret; |
3989b143 JA |
2265 | } |
2266 | ||
2f122b13 | 2267 | void fio_server_send_add_job(struct thread_data *td) |
807f9971 | 2268 | { |
f4937575 JA |
2269 | struct cmd_add_job_pdu pdu = { |
2270 | .thread_number = cpu_to_le32(td->thread_number), | |
2271 | .groupid = cpu_to_le32(td->groupid), | |
2272 | }; | |
807f9971 | 2273 | |
2f122b13 | 2274 | convert_thread_options_to_net(&pdu.top, &td->o); |
807f9971 | 2275 | |
dfc8e76c JA |
2276 | fio_net_queue_cmd(FIO_NET_CMD_ADD_JOB, &pdu, sizeof(pdu), NULL, |
2277 | SK_F_COPY); | |
807f9971 JA |
2278 | } |
2279 | ||
122c7725 JA |
2280 | void fio_server_send_start(struct thread_data *td) |
2281 | { | |
f77d4b73 JA |
2282 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
2283 | ||
2284 | assert(sk_out->sk != -1); | |
122c7725 | 2285 | |
a89ba4b1 | 2286 | fio_net_queue_cmd(FIO_NET_CMD_SERVER_START, NULL, 0, NULL, SK_F_SIMPLE); |
122c7725 JA |
2287 | } |
2288 | ||
ca09be4b | 2289 | int fio_server_get_verify_state(const char *name, int threadnumber, |
94a6e1bb | 2290 | void **datap) |
ca09be4b JA |
2291 | { |
2292 | struct thread_io_list *s; | |
2293 | struct cmd_sendfile out; | |
2294 | struct cmd_reply *rep; | |
2295 | uint64_t tag; | |
2296 | void *data; | |
c0d3245a | 2297 | int ret; |
ca09be4b JA |
2298 | |
2299 | dprint(FD_NET, "server: request verify state\n"); | |
2300 | ||
2301 | rep = smalloc(sizeof(*rep)); | |
81b3c86f | 2302 | if (!rep) |
c0d3245a | 2303 | return ENOMEM; |
ca09be4b | 2304 | |
971caeb1 | 2305 | __fio_sem_init(&rep->lock, FIO_SEM_LOCKED); |
ca09be4b JA |
2306 | rep->data = NULL; |
2307 | rep->error = 0; | |
2308 | ||
e499aedc JA |
2309 | verify_state_gen_name((char *) out.path, sizeof(out.path), name, me, |
2310 | threadnumber); | |
ca09be4b | 2311 | tag = (uint64_t) (uintptr_t) rep; |
dfc8e76c JA |
2312 | fio_net_queue_cmd(FIO_NET_CMD_SENDFILE, &out, sizeof(out), &tag, |
2313 | SK_F_COPY); | |
ca09be4b JA |
2314 | |
2315 | /* | |
2316 | * Wait for the backend to receive the reply | |
2317 | */ | |
971caeb1 | 2318 | if (fio_sem_down_timeout(&rep->lock, 10000)) { |
ca09be4b | 2319 | log_err("fio: timed out waiting for reply\n"); |
c0d3245a | 2320 | ret = ETIMEDOUT; |
ca09be4b JA |
2321 | goto fail; |
2322 | } | |
2323 | ||
2324 | if (rep->error) { | |
415c3133 JA |
2325 | log_err("fio: failure on receiving state file %s: %s\n", |
2326 | out.path, strerror(rep->error)); | |
c0d3245a | 2327 | ret = rep->error; |
ca09be4b JA |
2328 | fail: |
2329 | *datap = NULL; | |
2330 | sfree(rep); | |
f77d4b73 | 2331 | fio_net_queue_quit(); |
c0d3245a | 2332 | return ret; |
ca09be4b JA |
2333 | } |
2334 | ||
2335 | /* | |
2336 | * The format is verify_state_hdr, then thread_io_list. Verify | |
2337 | * the header, and the thread_io_list checksum | |
2338 | */ | |
2339 | s = rep->data + sizeof(struct verify_state_hdr); | |
94a6e1bb | 2340 | if (verify_state_hdr(rep->data, s)) { |
c0d3245a | 2341 | ret = EILSEQ; |
ca09be4b | 2342 | goto fail; |
c0d3245a | 2343 | } |
ca09be4b JA |
2344 | |
2345 | /* | |
2346 | * Don't need the header from now, copy just the thread_io_list | |
2347 | */ | |
c0d3245a | 2348 | ret = 0; |
ca09be4b JA |
2349 | rep->size -= sizeof(struct verify_state_hdr); |
2350 | data = malloc(rep->size); | |
2351 | memcpy(data, s, rep->size); | |
2352 | *datap = data; | |
2353 | ||
2354 | sfree(rep->data); | |
971caeb1 | 2355 | __fio_sem_remove(&rep->lock); |
ca09be4b | 2356 | sfree(rep); |
c0d3245a | 2357 | return ret; |
ca09be4b JA |
2358 | } |
2359 | ||
87aa8f19 | 2360 | static int fio_init_server_ip(void) |
81179eec | 2361 | { |
811826be | 2362 | struct sockaddr *addr; |
67bf9823 | 2363 | socklen_t socklen; |
17e3531a JA |
2364 | char buf[80]; |
2365 | const char *str; | |
87aa8f19 | 2366 | int sk, opt; |
81179eec | 2367 | |
811826be JA |
2368 | if (use_ipv6) |
2369 | sk = socket(AF_INET6, SOCK_STREAM, 0); | |
2370 | else | |
2371 | sk = socket(AF_INET, SOCK_STREAM, 0); | |
2372 | ||
81179eec JA |
2373 | if (sk < 0) { |
2374 | log_err("fio: socket: %s\n", strerror(errno)); | |
2375 | return -1; | |
2376 | } | |
2377 | ||
2378 | opt = 1; | |
1f81991e | 2379 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, (void *)&opt, sizeof(opt)) < 0) { |
669e8bf8 | 2380 | log_err("fio: setsockopt(REUSEADDR): %s\n", strerror(errno)); |
b94cba47 | 2381 | close(sk); |
81179eec JA |
2382 | return -1; |
2383 | } | |
2384 | #ifdef SO_REUSEPORT | |
8a768c2e JA |
2385 | /* |
2386 | * Not fatal if fails, so just ignore it if that happens | |
2387 | */ | |
affc8edf BVA |
2388 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt))) { |
2389 | } | |
81179eec JA |
2390 | #endif |
2391 | ||
811826be | 2392 | if (use_ipv6) { |
a6ab5391 | 2393 | void *src = &saddr_in6.sin6_addr; |
17e3531a | 2394 | |
811826be JA |
2395 | addr = (struct sockaddr *) &saddr_in6; |
2396 | socklen = sizeof(saddr_in6); | |
2397 | saddr_in6.sin6_family = AF_INET6; | |
17e3531a | 2398 | str = inet_ntop(AF_INET6, src, buf, sizeof(buf)); |
811826be | 2399 | } else { |
a6ab5391 | 2400 | void *src = &saddr_in.sin_addr; |
17e3531a | 2401 | |
811826be JA |
2402 | addr = (struct sockaddr *) &saddr_in; |
2403 | socklen = sizeof(saddr_in); | |
2404 | saddr_in.sin_family = AF_INET; | |
17e3531a | 2405 | str = inet_ntop(AF_INET, src, buf, sizeof(buf)); |
811826be | 2406 | } |
81179eec | 2407 | |
811826be | 2408 | if (bind(sk, addr, socklen) < 0) { |
81179eec | 2409 | log_err("fio: bind: %s\n", strerror(errno)); |
17e3531a | 2410 | log_info("fio: failed with IPv%c %s\n", use_ipv6 ? '6' : '4', str); |
b94cba47 | 2411 | close(sk); |
81179eec JA |
2412 | return -1; |
2413 | } | |
2414 | ||
87aa8f19 JA |
2415 | return sk; |
2416 | } | |
2417 | ||
2418 | static int fio_init_server_sock(void) | |
2419 | { | |
2420 | struct sockaddr_un addr; | |
67bf9823 | 2421 | socklen_t len; |
87aa8f19 JA |
2422 | mode_t mode; |
2423 | int sk; | |
2424 | ||
2425 | sk = socket(AF_UNIX, SOCK_STREAM, 0); | |
2426 | if (sk < 0) { | |
2427 | log_err("fio: socket: %s\n", strerror(errno)); | |
2428 | return -1; | |
2429 | } | |
2430 | ||
2431 | mode = umask(000); | |
2432 | ||
87aa8f19 | 2433 | addr.sun_family = AF_UNIX; |
36833fb0 | 2434 | snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", bind_sock); |
87aa8f19 JA |
2435 | |
2436 | len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; | |
2437 | ||
2438 | if (bind(sk, (struct sockaddr *) &addr, len) < 0) { | |
2439 | log_err("fio: bind: %s\n", strerror(errno)); | |
b94cba47 | 2440 | close(sk); |
87aa8f19 JA |
2441 | return -1; |
2442 | } | |
2443 | ||
2444 | umask(mode); | |
2445 | return sk; | |
2446 | } | |
2447 | ||
2448 | static int fio_init_server_connection(void) | |
2449 | { | |
bebe6398 | 2450 | char bind_str[128]; |
87aa8f19 JA |
2451 | int sk; |
2452 | ||
2453 | dprint(FD_NET, "starting server\n"); | |
2454 | ||
2455 | if (!bind_sock) | |
2456 | sk = fio_init_server_ip(); | |
2457 | else | |
2458 | sk = fio_init_server_sock(); | |
2459 | ||
2460 | if (sk < 0) | |
2461 | return sk; | |
2462 | ||
afdcad23 JA |
2463 | memset(bind_str, 0, sizeof(bind_str)); |
2464 | ||
811826be JA |
2465 | if (!bind_sock) { |
2466 | char *p, port[16]; | |
a6ab5391 | 2467 | void *src; |
811826be JA |
2468 | int af; |
2469 | ||
2470 | if (use_ipv6) { | |
2471 | af = AF_INET6; | |
2472 | src = &saddr_in6.sin6_addr; | |
2473 | } else { | |
2474 | af = AF_INET; | |
2475 | src = &saddr_in.sin_addr; | |
2476 | } | |
2477 | ||
2478 | p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str)); | |
2479 | ||
2480 | sprintf(port, ",%u", fio_net_port); | |
2481 | if (p) | |
2482 | strcat(p, port); | |
2483 | else | |
36833fb0 | 2484 | snprintf(bind_str, sizeof(bind_str), "%s", port); |
811826be | 2485 | } else |
36833fb0 | 2486 | snprintf(bind_str, sizeof(bind_str), "%s", bind_sock); |
bebe6398 JA |
2487 | |
2488 | log_info("fio: server listening on %s\n", bind_str); | |
2489 | ||
1e1507df | 2490 | if (listen(sk, 4) < 0) { |
81179eec | 2491 | log_err("fio: listen: %s\n", strerror(errno)); |
2fd973c9 | 2492 | close(sk); |
81179eec JA |
2493 | return -1; |
2494 | } | |
2495 | ||
87aa8f19 JA |
2496 | return sk; |
2497 | } | |
2498 | ||
3aa3ceeb | 2499 | int fio_server_parse_host(const char *host, int ipv6, struct in_addr *inp, |
3ec62ec4 JA |
2500 | struct in6_addr *inp6) |
2501 | ||
2502 | { | |
2503 | int ret = 0; | |
2504 | ||
3aa3ceeb | 2505 | if (ipv6) |
3ec62ec4 JA |
2506 | ret = inet_pton(AF_INET6, host, inp6); |
2507 | else | |
2508 | ret = inet_pton(AF_INET, host, inp); | |
2509 | ||
2510 | if (ret != 1) { | |
f4937575 JA |
2511 | struct addrinfo *res, hints = { |
2512 | .ai_family = ipv6 ? AF_INET6 : AF_INET, | |
2513 | .ai_socktype = SOCK_STREAM, | |
2514 | }; | |
3ec62ec4 | 2515 | |
479471c4 JA |
2516 | ret = getaddrinfo(host, NULL, &hints, &res); |
2517 | if (ret) { | |
2518 | log_err("fio: failed to resolve <%s> (%s)\n", host, | |
2519 | gai_strerror(ret)); | |
3caf43e3 | 2520 | return 1; |
3ec62ec4 JA |
2521 | } |
2522 | ||
3aa3ceeb | 2523 | if (ipv6) |
479471c4 JA |
2524 | memcpy(inp6, &((struct sockaddr_in6 *) res->ai_addr)->sin6_addr, sizeof(*inp6)); |
2525 | else | |
2526 | memcpy(inp, &((struct sockaddr_in *) res->ai_addr)->sin_addr, sizeof(*inp)); | |
2527 | ||
3ec62ec4 | 2528 | ret = 1; |
479471c4 | 2529 | freeaddrinfo(res); |
3ec62ec4 JA |
2530 | } |
2531 | ||
2532 | return !(ret == 1); | |
2533 | } | |
2534 | ||
660a2bfb JA |
2535 | /* |
2536 | * Parse a host/ip/port string. Reads from 'str'. | |
2537 | * | |
2538 | * Outputs: | |
2539 | * | |
2540 | * For IPv4: | |
2541 | * *ptr is the host, *port is the port, inp is the destination. | |
2542 | * For IPv6: | |
2543 | * *ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1. | |
2544 | * For local domain sockets: | |
2545 | * *ptr is the filename, *is_sock is 1. | |
2546 | */ | |
67d2a9b8 | 2547 | int fio_server_parse_string(const char *str, char **ptr, bool *is_sock, |
811826be JA |
2548 | int *port, struct in_addr *inp, |
2549 | struct in6_addr *inp6, int *ipv6) | |
bebe6398 | 2550 | { |
76867621 JA |
2551 | const char *host = str; |
2552 | char *portp; | |
3ec62ec4 | 2553 | int lport = 0; |
76867621 | 2554 | |
bebe6398 | 2555 | *ptr = NULL; |
67d2a9b8 | 2556 | *is_sock = false; |
6d2cf394 | 2557 | *port = fio_net_port; |
811826be | 2558 | *ipv6 = 0; |
bebe6398 JA |
2559 | |
2560 | if (!strncmp(str, "sock:", 5)) { | |
2561 | *ptr = strdup(str + 5); | |
67d2a9b8 | 2562 | *is_sock = true; |
76867621 JA |
2563 | |
2564 | return 0; | |
2565 | } | |
2566 | ||
2567 | /* | |
2568 | * Is it ip:<ip or host>:port | |
2569 | */ | |
2570 | if (!strncmp(host, "ip:", 3)) | |
2571 | host += 3; | |
2572 | else if (!strncmp(host, "ip4:", 4)) | |
2573 | host += 4; | |
2574 | else if (!strncmp(host, "ip6:", 4)) { | |
2575 | host += 4; | |
2576 | *ipv6 = 1; | |
2577 | } else if (host[0] == ':') { | |
2578 | /* String is :port */ | |
2579 | host++; | |
2580 | lport = atoi(host); | |
2581 | if (!lport || lport > 65535) { | |
4e0a8fa2 | 2582 | log_err("fio: bad server port %u\n", lport); |
76867621 JA |
2583 | return 1; |
2584 | } | |
2585 | /* no hostname given, we are done */ | |
2586 | *port = lport; | |
2587 | return 0; | |
2588 | } | |
2589 | ||
2590 | /* | |
b96b90c3 | 2591 | * If no port seen yet, check if there's a last ',' at the end |
76867621 JA |
2592 | */ |
2593 | if (!lport) { | |
2594 | portp = strchr(host, ','); | |
2595 | if (portp) { | |
2596 | *portp = '\0'; | |
2597 | portp++; | |
2598 | lport = atoi(portp); | |
bebe6398 | 2599 | if (!lport || lport > 65535) { |
4e0a8fa2 | 2600 | log_err("fio: bad server port %u\n", lport); |
bebe6398 JA |
2601 | return 1; |
2602 | } | |
bebe6398 | 2603 | } |
76867621 | 2604 | } |
bebe6398 | 2605 | |
76867621 JA |
2606 | if (lport) |
2607 | *port = lport; | |
bebe6398 | 2608 | |
76867621 JA |
2609 | if (!strlen(host)) |
2610 | return 0; | |
bebe6398 | 2611 | |
76867621 | 2612 | *ptr = strdup(host); |
811826be | 2613 | |
3aa3ceeb | 2614 | if (fio_server_parse_host(*ptr, *ipv6, inp, inp6)) { |
3ec62ec4 JA |
2615 | free(*ptr); |
2616 | *ptr = NULL; | |
2617 | return 1; | |
bebe6398 JA |
2618 | } |
2619 | ||
2620 | if (*port == 0) | |
2621 | *port = fio_net_port; | |
2622 | ||
2623 | return 0; | |
2624 | } | |
2625 | ||
87aa8f19 JA |
2626 | /* |
2627 | * Server arg should be one of: | |
2628 | * | |
2629 | * sock:/path/to/socket | |
2630 | * ip:1.2.3.4 | |
2631 | * 1.2.3.4 | |
2632 | * | |
2633 | * Where sock uses unix domain sockets, and ip binds the server to | |
2634 | * a specific interface. If no arguments are given to the server, it | |
2635 | * uses IP and binds to 0.0.0.0. | |
2636 | * | |
2637 | */ | |
2638 | static int fio_handle_server_arg(void) | |
2639 | { | |
6d2cf394 | 2640 | int port = fio_net_port; |
67d2a9b8 JA |
2641 | bool is_sock; |
2642 | int ret = 0; | |
bebe6398 | 2643 | |
87aa8f19 JA |
2644 | saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); |
2645 | ||
2646 | if (!fio_server_arg) | |
a7de0a11 | 2647 | goto out; |
87aa8f19 | 2648 | |
4e5b8fb8 | 2649 | ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, |
811826be JA |
2650 | &port, &saddr_in.sin_addr, |
2651 | &saddr_in6.sin6_addr, &use_ipv6); | |
4e5b8fb8 JA |
2652 | |
2653 | if (!is_sock && bind_sock) { | |
2654 | free(bind_sock); | |
2655 | bind_sock = NULL; | |
2656 | } | |
2657 | ||
a7de0a11 | 2658 | out: |
6d2cf394 JA |
2659 | fio_net_port = port; |
2660 | saddr_in.sin_port = htons(port); | |
811826be | 2661 | saddr_in6.sin6_port = htons(port); |
4e5b8fb8 | 2662 | return ret; |
87aa8f19 JA |
2663 | } |
2664 | ||
43cdea1d JA |
2665 | static void sig_int(int sig) |
2666 | { | |
2667 | if (bind_sock) | |
2668 | unlink(bind_sock); | |
2669 | } | |
2670 | ||
2671 | static void set_sig_handlers(void) | |
2672 | { | |
f4937575 JA |
2673 | struct sigaction act = { |
2674 | .sa_handler = sig_int, | |
2675 | .sa_flags = SA_RESTART, | |
2676 | }; | |
43cdea1d | 2677 | |
43cdea1d | 2678 | sigaction(SIGINT, &act, NULL); |
2cf71009 BP |
2679 | |
2680 | /* Windows uses SIGBREAK as a quit signal from other applications */ | |
2681 | #ifdef WIN32 | |
2682 | sigaction(SIGBREAK, &act, NULL); | |
2683 | #endif | |
43cdea1d JA |
2684 | } |
2685 | ||
518a1cf0 JA |
2686 | void fio_server_destroy_sk_key(void) |
2687 | { | |
2688 | pthread_key_delete(sk_out_key); | |
2689 | } | |
2690 | ||
3d80c735 | 2691 | int fio_server_create_sk_key(void) |
87aa8f19 | 2692 | { |
9c003782 JA |
2693 | if (pthread_key_create(&sk_out_key, NULL)) { |
2694 | log_err("fio: can't create sk_out backend key\n"); | |
3d80c735 | 2695 | return 1; |
9c003782 JA |
2696 | } |
2697 | ||
2698 | pthread_setspecific(sk_out_key, NULL); | |
3d80c735 JA |
2699 | return 0; |
2700 | } | |
2701 | ||
2702 | static int fio_server(void) | |
2703 | { | |
2704 | int sk, ret; | |
9c003782 | 2705 | |
87aa8f19 JA |
2706 | dprint(FD_NET, "starting server\n"); |
2707 | ||
2708 | if (fio_handle_server_arg()) | |
2709 | return -1; | |
2710 | ||
f8fef4c6 | 2711 | set_sig_handlers(); |
2712 | ||
2713 | #ifdef WIN32 | |
2714 | /* if this is a child process, go handle the connection */ | |
2715 | if (fio_server_pipe_name != NULL) { | |
2716 | ret = handle_connection_process(); | |
2717 | return ret; | |
2718 | } | |
2719 | ||
2720 | /* job to link child processes so they terminate together */ | |
2721 | hjob = windows_create_job(); | |
2722 | if (hjob == INVALID_HANDLE_VALUE) | |
2723 | return -1; | |
2724 | #endif | |
2725 | ||
87aa8f19 JA |
2726 | sk = fio_init_server_connection(); |
2727 | if (sk < 0) | |
2728 | return -1; | |
81179eec | 2729 | |
ea1cd038 | 2730 | ret = accept_loop(sk); |
87aa8f19 | 2731 | |
81179eec | 2732 | close(sk); |
87aa8f19 JA |
2733 | |
2734 | if (fio_server_arg) { | |
2735 | free(fio_server_arg); | |
2736 | fio_server_arg = NULL; | |
2737 | } | |
bebe6398 JA |
2738 | if (bind_sock) |
2739 | free(bind_sock); | |
87aa8f19 | 2740 | |
81179eec JA |
2741 | return ret; |
2742 | } | |
2743 | ||
7b821684 | 2744 | void fio_server_got_signal(int signal) |
9abea48b | 2745 | { |
f77d4b73 JA |
2746 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
2747 | ||
2748 | assert(sk_out); | |
2749 | ||
7b821684 | 2750 | if (signal == SIGPIPE) |
f77d4b73 | 2751 | sk_out->sk = -1; |
7b821684 JA |
2752 | else { |
2753 | log_info("\nfio: terminating on signal %d\n", signal); | |
f1867a7f | 2754 | exit_backend = true; |
7b821684 | 2755 | } |
9abea48b JA |
2756 | } |
2757 | ||
13755d94 JA |
2758 | static int check_existing_pidfile(const char *pidfile) |
2759 | { | |
2760 | struct stat sb; | |
2761 | char buf[16]; | |
2762 | pid_t pid; | |
2763 | FILE *f; | |
2764 | ||
2765 | if (stat(pidfile, &sb)) | |
2766 | return 0; | |
2767 | ||
2768 | f = fopen(pidfile, "r"); | |
2769 | if (!f) | |
2770 | return 0; | |
2771 | ||
bfc3b179 | 2772 | if (fread(buf, sb.st_size, 1, f) <= 0) { |
13755d94 JA |
2773 | fclose(f); |
2774 | return 1; | |
2775 | } | |
2776 | fclose(f); | |
2777 | ||
2778 | pid = atoi(buf); | |
2779 | if (kill(pid, SIGCONT) < 0) | |
ea5aa1be | 2780 | return errno != ESRCH; |
13755d94 JA |
2781 | |
2782 | return 1; | |
2783 | } | |
2784 | ||
2785 | static int write_pid(pid_t pid, const char *pidfile) | |
402668f3 JA |
2786 | { |
2787 | FILE *fpid; | |
2788 | ||
2789 | fpid = fopen(pidfile, "w"); | |
2790 | if (!fpid) { | |
2791 | log_err("fio: failed opening pid file %s\n", pidfile); | |
13755d94 | 2792 | return 1; |
402668f3 JA |
2793 | } |
2794 | ||
2795 | fprintf(fpid, "%u\n", (unsigned int) pid); | |
13755d94 JA |
2796 | fclose(fpid); |
2797 | return 0; | |
402668f3 JA |
2798 | } |
2799 | ||
2800 | /* | |
2801 | * If pidfile is specified, background us. | |
2802 | */ | |
2803 | int fio_start_server(char *pidfile) | |
e46d8091 | 2804 | { |
d6096098 | 2805 | FILE *file; |
e46d8091 | 2806 | pid_t pid; |
402668f3 | 2807 | int ret; |
e46d8091 | 2808 | |
93bcfd20 | 2809 | #if defined(WIN32) |
905c78b9 | 2810 | WSADATA wsd; |
3c3ed070 | 2811 | WSAStartup(MAKEWORD(2, 2), &wsd); |
93bcfd20 BC |
2812 | #endif |
2813 | ||
402668f3 | 2814 | if (!pidfile) |
e46d8091 JA |
2815 | return fio_server(); |
2816 | ||
13755d94 JA |
2817 | if (check_existing_pidfile(pidfile)) { |
2818 | log_err("fio: pidfile %s exists and server appears alive\n", | |
2819 | pidfile); | |
b8ba87ac | 2820 | free(pidfile); |
13755d94 JA |
2821 | return -1; |
2822 | } | |
2823 | ||
e46d8091 JA |
2824 | pid = fork(); |
2825 | if (pid < 0) { | |
c5839011 | 2826 | log_err("fio: failed server fork: %s\n", strerror(errno)); |
402668f3 | 2827 | free(pidfile); |
c28e8e8c | 2828 | return -1; |
402668f3 | 2829 | } else if (pid) { |
8a1db9a1 | 2830 | ret = write_pid(pid, pidfile); |
b8ba87ac | 2831 | free(pidfile); |
44c8268d | 2832 | _exit(ret); |
402668f3 | 2833 | } |
e46d8091 JA |
2834 | |
2835 | setsid(); | |
13755d94 | 2836 | openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); |
f1867a7f | 2837 | log_syslog = true; |
d6096098 AE |
2838 | |
2839 | file = freopen("/dev/null", "r", stdin); | |
2840 | if (!file) | |
2841 | perror("freopen"); | |
2842 | ||
2843 | file = freopen("/dev/null", "w", stdout); | |
2844 | if (!file) | |
2845 | perror("freopen"); | |
2846 | ||
2847 | file = freopen("/dev/null", "w", stderr); | |
2848 | if (!file) | |
2849 | perror("freopen"); | |
2850 | ||
e46d8091 JA |
2851 | f_out = NULL; |
2852 | f_err = NULL; | |
402668f3 JA |
2853 | |
2854 | ret = fio_server(); | |
2855 | ||
d6096098 AE |
2856 | fclose(stdin); |
2857 | fclose(stdout); | |
2858 | fclose(stderr); | |
2859 | ||
402668f3 JA |
2860 | closelog(); |
2861 | unlink(pidfile); | |
2862 | free(pidfile); | |
2863 | return ret; | |
e46d8091 | 2864 | } |
87aa8f19 | 2865 | |
bebe6398 | 2866 | void fio_server_set_arg(const char *arg) |
87aa8f19 JA |
2867 | { |
2868 | fio_server_arg = strdup(arg); | |
2869 | } | |
f8fef4c6 | 2870 | |
2871 | #ifdef WIN32 | |
2872 | void fio_server_internal_set(const char *arg) | |
2873 | { | |
2874 | fio_server_pipe_name = strdup(arg); | |
2875 | } | |
2876 | #endif |